Home / 142,478,800,142.50-213,754,374,996.81-65,956,413,181.29

Finding the Fourth Proportional to 142,478,800,142.50, 213,754,374,996.81 and 65,956,413,181.29

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Solution

The fourth proportional to 142,478,800,142.50, 213,754,374,996.81 and 65,956,413,181.29 is: 98,951,365,834.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,478,800,142.50 : 213,754,374,996.81 = 65,956,413,181.29 : x
  2. Step 2: Convert to fraction form
    142,478,800,142.50/213,754,374,996.81 = 65,956,413,181.29/x
  3. Step 3: Cross multiply
    142,478,800,142.50x = 213,754,374,996.81 × 65,956,413,181.29
  4. Step 4: Simplify right side
    142,478,800,142.50x = 14,098,471,876,598,003,924,992
  5. Step 5: Solve for x
    x = 14,098,471,876,598,003,924,992/142,478,800,142.50
  6. Step 6: Final answer
    x = 98,951,365,834.76

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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.