Home / 82,298,814.60-123,448,221.90-41,484,145.80

Finding the Fourth Proportional to 82,298,814.60, 123,448,221.90 and 41,484,145.80

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Solution

The fourth proportional to 82,298,814.60, 123,448,221.90 and 41,484,145.80 is: 62,226,218.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,298,814.60 : 123,448,221.90 = 41,484,145.80 : x
  2. Step 2: Convert to fraction form
    82,298,814.60/123,448,221.90 = 41,484,145.80/x
  3. Step 3: Cross multiply
    82,298,814.60x = 123,448,221.90 × 41,484,145.80
  4. Step 4: Simplify right side
    82,298,814.60x = 5,121,144,036,050,353
  5. Step 5: Solve for x
    x = 5,121,144,036,050,353/82,298,814.60
  6. Step 6: Final answer
    x = 62,226,218.70

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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.