Home / 143,151,564-214,711,265.68-39,535,499.64

Finding the Fourth Proportional to 143,151,564, 214,711,265.68 and 39,535,499.64

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Solution

The fourth proportional to 143,151,564, 214,711,265.68 and 39,535,499.64 is: 59,298,808.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,151,564 : 214,711,265.68 = 39,535,499.64 : x
  2. Step 2: Convert to fraction form
    143,151,564/214,711,265.68 = 39,535,499.64/x
  3. Step 3: Cross multiply
    143,151,564x = 214,711,265.68 × 39,535,499.64
  4. Step 4: Simplify right side
    143,151,564x = 8,488,717,166,995,585
  5. Step 5: Solve for x
    x = 8,488,717,166,995,585/143,151,564
  6. Step 6: Final answer
    x = 59,298,808.41

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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.