Home / 708,590,514.80-1,062,885,772.20-524,924,505.20

Finding the Fourth Proportional to 708,590,514.80, 1,062,885,772.20 and 524,924,505.20

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Solution

The fourth proportional to 708,590,514.80, 1,062,885,772.20 and 524,924,505.20 is: 787,386,757.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,590,514.80 : 1,062,885,772.20 = 524,924,505.20 : x
  2. Step 2: Convert to fraction form
    708,590,514.80/1,062,885,772.20 = 524,924,505.20/x
  3. Step 3: Cross multiply
    708,590,514.80x = 1,062,885,772.20 × 524,924,505.20
  4. Step 4: Simplify right side
    708,590,514.80x = 557,934,788,056,204,928
  5. Step 5: Solve for x
    x = 557,934,788,056,204,928/708,590,514.80
  6. Step 6: Final answer
    x = 787,386,757.80

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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.