Home / 359,918,487.68-496,687,992-194,906,341.76

Finding the Fourth Proportional to 359,918,487.68, 496,687,992 and 194,906,341.76

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Solution

The fourth proportional to 359,918,487.68, 496,687,992 and 194,906,341.76 is: 268,971,011.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,918,487.68 : 496,687,992 = 194,906,341.76 : x
  2. Step 2: Convert to fraction form
    359,918,487.68/496,687,992 = 194,906,341.76/x
  3. Step 3: Cross multiply
    359,918,487.68x = 496,687,992 × 194,906,341.76
  4. Step 4: Simplify right side
    359,918,487.68x = 96,807,639,516,840,144
  5. Step 5: Solve for x
    x = 96,807,639,516,840,144/359,918,487.68
  6. Step 6: Final answer
    x = 268,971,011.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.