Home / 732,275,337.60-1,098,413,006.40-387,095,587.20

Finding the Fourth Proportional to 732,275,337.60, 1,098,413,006.40 and 387,095,587.20

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Solution

The fourth proportional to 732,275,337.60, 1,098,413,006.40 and 387,095,587.20 is: 580,643,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,275,337.60 : 1,098,413,006.40 = 387,095,587.20 : x
  2. Step 2: Convert to fraction form
    732,275,337.60/1,098,413,006.40 = 387,095,587.20/x
  3. Step 3: Cross multiply
    732,275,337.60x = 1,098,413,006.40 × 387,095,587.20
  4. Step 4: Simplify right side
    732,275,337.60x = 425,190,827,700,525,376
  5. Step 5: Solve for x
    x = 425,190,827,700,525,376/732,275,337.60
  6. Step 6: Final answer
    x = 580,643,380.80

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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.