Home / 359,218,529.86-538,745,421.30-100,451,935.30

Finding the Fourth Proportional to 359,218,529.86, 538,745,421.30 and 100,451,935.30

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Solution

The fourth proportional to 359,218,529.86, 538,745,421.30 and 100,451,935.30 is: 150,654,868.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,218,529.86 : 538,745,421.30 = 100,451,935.30 : x
  2. Step 2: Convert to fraction form
    359,218,529.86/538,745,421.30 = 100,451,935.30/x
  3. Step 3: Cross multiply
    359,218,529.86x = 538,745,421.30 × 100,451,935.30
  4. Step 4: Simplify right side
    359,218,529.86x = 54,118,020,203,598,832
  5. Step 5: Solve for x
    x = 54,118,020,203,598,832/359,218,529.86
  6. Step 6: Final answer
    x = 150,654,868.01

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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.