Home / 243,681,539.14-365,523,552.87-82,124,874.82

Finding the Fourth Proportional to 243,681,539.14, 365,523,552.87 and 82,124,874.82

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Solution

The fourth proportional to 243,681,539.14, 365,523,552.87 and 82,124,874.82 is: 123,187,731.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,681,539.14 : 365,523,552.87 = 82,124,874.82 : x
  2. Step 2: Convert to fraction form
    243,681,539.14/365,523,552.87 = 82,124,874.82/x
  3. Step 3: Cross multiply
    243,681,539.14x = 365,523,552.87 × 82,124,874.82
  4. Step 4: Simplify right side
    243,681,539.14x = 30,018,576,023,210,400
  5. Step 5: Solve for x
    x = 30,018,576,023,210,400/243,681,539.14
  6. Step 6: Final answer
    x = 123,187,731.53

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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.