Home / 1,123,304,837.10-1,684,957,255.65-511,084,805.10

Finding the Fourth Proportional to 1,123,304,837.10, 1,684,957,255.65 and 511,084,805.10

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Solution

The fourth proportional to 1,123,304,837.10, 1,684,957,255.65 and 511,084,805.10 is: 766,627,207.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,304,837.10 : 1,684,957,255.65 = 511,084,805.10 : x
  2. Step 2: Convert to fraction form
    1,123,304,837.10/1,684,957,255.65 = 511,084,805.10/x
  3. Step 3: Cross multiply
    1,123,304,837.10x = 1,684,957,255.65 × 511,084,805.10
  4. Step 4: Simplify right side
    1,123,304,837.10x = 861,156,050,605,711,232
  5. Step 5: Solve for x
    x = 861,156,050,605,711,232/1,123,304,837.10
  6. Step 6: Final answer
    x = 766,627,207.65

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,123,304,838.10, 1,684,957,257.15 and 511,084,806.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.