Home / 30,664,656,082.30-45,996,984,123.45-25,430,174,808.70

Finding the Fourth Proportional to 30,664,656,082.30, 45,996,984,123.45 and 25,430,174,808.70

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Solution

The fourth proportional to 30,664,656,082.30, 45,996,984,123.45 and 25,430,174,808.70 is: 38,145,262,213.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,664,656,082.30 : 45,996,984,123.45 = 25,430,174,808.70 : x
  2. Step 2: Convert to fraction form
    30,664,656,082.30/45,996,984,123.45 = 25,430,174,808.70/x
  3. Step 3: Cross multiply
    30,664,656,082.30x = 45,996,984,123.45 × 25,430,174,808.70
  4. Step 4: Simplify right side
    30,664,656,082.30x = 1,169,711,346,932,331,970,560
  5. Step 5: Solve for x
    x = 1,169,711,346,932,331,970,560/30,664,656,082.30
  6. Step 6: Final answer
    x = 38,145,262,213.05

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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.