Home / 359,842,964.27-539,764,446.40-87,213,731.27

Finding the Fourth Proportional to 359,842,964.27, 539,764,446.40 and 87,213,731.27

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Solution

The fourth proportional to 359,842,964.27, 539,764,446.40 and 87,213,731.27 is: 130,820,596.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,842,964.27 : 539,764,446.40 = 87,213,731.27 : x
  2. Step 2: Convert to fraction form
    359,842,964.27/539,764,446.40 = 87,213,731.27/x
  3. Step 3: Cross multiply
    359,842,964.27x = 539,764,446.40 × 87,213,731.27
  4. Step 4: Simplify right side
    359,842,964.27x = 47,074,871,374,513,064
  5. Step 5: Solve for x
    x = 47,074,871,374,513,064/359,842,964.27
  6. Step 6: Final answer
    x = 130,820,596.90

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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.