Home / 373,743,000.70-560,614,501.05-220,687,992.70

Finding the Fourth Proportional to 373,743,000.70, 560,614,501.05 and 220,687,992.70

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Solution

The fourth proportional to 373,743,000.70, 560,614,501.05 and 220,687,992.70 is: 331,031,989.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,743,000.70 : 560,614,501.05 = 220,687,992.70 : x
  2. Step 2: Convert to fraction form
    373,743,000.70/560,614,501.05 = 220,687,992.70/x
  3. Step 3: Cross multiply
    373,743,000.70x = 560,614,501.05 × 220,687,992.70
  4. Step 4: Simplify right side
    373,743,000.70x = 123,720,888,915,236,528
  5. Step 5: Solve for x
    x = 123,720,888,915,236,528/373,743,000.70
  6. Step 6: Final answer
    x = 331,031,989.05

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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.