Home / 389,466,704.16-583,272,658.89-225,358,607.88

Finding the Fourth Proportional to 389,466,704.16, 583,272,658.89 and 225,358,607.88

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Solution

The fourth proportional to 389,466,704.16, 583,272,658.89 and 225,358,607.88 is: 337,501,288.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,466,704.16 : 583,272,658.89 = 225,358,607.88 : x
  2. Step 2: Convert to fraction form
    389,466,704.16/583,272,658.89 = 225,358,607.88/x
  3. Step 3: Cross multiply
    389,466,704.16x = 583,272,658.89 × 225,358,607.88
  4. Step 4: Simplify right side
    389,466,704.16x = 131,445,514,421,916,496
  5. Step 5: Solve for x
    x = 131,445,514,421,916,496/389,466,704.16
  6. Step 6: Final answer
    x = 337,501,288.35

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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.