Home / 145,005,514.20-217,508,271.30-101,923,363.80

Finding the Fourth Proportional to 145,005,514.20, 217,508,271.30 and 101,923,363.80

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Solution

The fourth proportional to 145,005,514.20, 217,508,271.30 and 101,923,363.80 is: 152,885,045.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,005,514.20 : 217,508,271.30 = 101,923,363.80 : x
  2. Step 2: Convert to fraction form
    145,005,514.20/217,508,271.30 = 101,923,363.80/x
  3. Step 3: Cross multiply
    145,005,514.20x = 217,508,271.30 × 101,923,363.80
  4. Step 4: Simplify right side
    145,005,514.20x = 22,169,174,665,219,000
  5. Step 5: Solve for x
    x = 22,169,174,665,219,000/145,005,514.20
  6. Step 6: Final answer
    x = 152,885,045.70

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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.