Home / 1,039,117,496.67-1,432,833,058.62-662,176,974.38

Finding the Fourth Proportional to 1,039,117,496.67, 1,432,833,058.62 and 662,176,974.38

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Solution

The fourth proportional to 1,039,117,496.67, 1,432,833,058.62 and 662,176,974.38 is: 913,071,969.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,117,496.67 : 1,432,833,058.62 = 662,176,974.38 : x
  2. Step 2: Convert to fraction form
    1,039,117,496.67/1,432,833,058.62 = 662,176,974.38/x
  3. Step 3: Cross multiply
    1,039,117,496.67x = 1,432,833,058.62 × 662,176,974.38
  4. Step 4: Simplify right side
    1,039,117,496.67x = 948,789,059,541,468,544
  5. Step 5: Solve for x
    x = 948,789,059,541,468,544/1,039,117,496.67
  6. Step 6: Final answer
    x = 913,071,969.80

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.