Home / 534,924,008.80-802,386,013.20-347,670,772.45

Finding the Fourth Proportional to 534,924,008.80, 802,386,013.20 and 347,670,772.45

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Solution

The fourth proportional to 534,924,008.80, 802,386,013.20 and 347,670,772.45 is: 521,506,158.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,924,008.80 : 802,386,013.20 = 347,670,772.45 : x
  2. Step 2: Convert to fraction form
    534,924,008.80/802,386,013.20 = 347,670,772.45/x
  3. Step 3: Cross multiply
    534,924,008.80x = 802,386,013.20 × 347,670,772.45
  4. Step 4: Simplify right side
    534,924,008.80x = 278,966,165,012,319,904
  5. Step 5: Solve for x
    x = 278,966,165,012,319,904/534,924,008.80
  6. Step 6: Final answer
    x = 521,506,158.68

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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.