Home / 829,982,764.07-1,145,904,459.87-517,176,523.43

Finding the Fourth Proportional to 829,982,764.07, 1,145,904,459.87 and 517,176,523.43

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Solution

The fourth proportional to 829,982,764.07, 1,145,904,459.87 and 517,176,523.43 is: 714,032,761.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,982,764.07 : 1,145,904,459.87 = 517,176,523.43 : x
  2. Step 2: Convert to fraction form
    829,982,764.07/1,145,904,459.87 = 517,176,523.43/x
  3. Step 3: Cross multiply
    829,982,764.07x = 1,145,904,459.87 × 517,176,523.43
  4. Step 4: Simplify right side
    829,982,764.07x = 592,634,884,732,769,024
  5. Step 5: Solve for x
    x = 592,634,884,732,769,024/829,982,764.07
  6. Step 6: Final answer
    x = 714,032,761.15

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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.