Home / 1,120,481,326.10-1,680,721,989.15-733,497,799.70

Finding the Fourth Proportional to 1,120,481,326.10, 1,680,721,989.15 and 733,497,799.70

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Solution

The fourth proportional to 1,120,481,326.10, 1,680,721,989.15 and 733,497,799.70 is: 1,100,246,699.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,481,326.10 : 1,680,721,989.15 = 733,497,799.70 : x
  2. Step 2: Convert to fraction form
    1,120,481,326.10/1,680,721,989.15 = 733,497,799.70/x
  3. Step 3: Cross multiply
    1,120,481,326.10x = 1,680,721,989.15 × 733,497,799.70
  4. Step 4: Simplify right side
    1,120,481,326.10x = 1,232,805,880,948,932,352
  5. Step 5: Solve for x
    x = 1,232,805,880,948,932,352/1,120,481,326.10
  6. Step 6: Final answer
    x = 1,100,246,699.55

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Double scale
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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.