Home / 482,916,666.30-724,374,999.45-445,609,508.10

Finding the Fourth Proportional to 482,916,666.30, 724,374,999.45 and 445,609,508.10

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Solution

The fourth proportional to 482,916,666.30, 724,374,999.45 and 445,609,508.10 is: 668,414,262.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,916,666.30 : 724,374,999.45 = 445,609,508.10 : x
  2. Step 2: Convert to fraction form
    482,916,666.30/724,374,999.45 = 445,609,508.10/x
  3. Step 3: Cross multiply
    482,916,666.30x = 724,374,999.45 × 445,609,508.10
  4. Step 4: Simplify right side
    482,916,666.30x = 322,788,387,184,852,288
  5. Step 5: Solve for x
    x = 322,788,387,184,852,288/482,916,666.30
  6. Step 6: Final answer
    x = 668,414,262.15

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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.