Home / 534,762,002.10-802,143,003.15-371,503,326.90

Finding the Fourth Proportional to 534,762,002.10, 802,143,003.15 and 371,503,326.90

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Solution

The fourth proportional to 534,762,002.10, 802,143,003.15 and 371,503,326.90 is: 557,254,990.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,762,002.10 : 802,143,003.15 = 371,503,326.90 : x
  2. Step 2: Convert to fraction form
    534,762,002.10/802,143,003.15 = 371,503,326.90/x
  3. Step 3: Cross multiply
    534,762,002.10x = 802,143,003.15 × 371,503,326.90
  4. Step 4: Simplify right side
    534,762,002.10x = 297,998,794,319,782,144
  5. Step 5: Solve for x
    x = 297,998,794,319,782,144/534,762,002.10
  6. Step 6: Final answer
    x = 557,254,990.35

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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.