Home / 266,117,562.40-399,176,343.60-262,534,381.60

Finding the Fourth Proportional to 266,117,562.40, 399,176,343.60 and 262,534,381.60

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Solution

The fourth proportional to 266,117,562.40, 399,176,343.60 and 262,534,381.60 is: 393,801,572.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,117,562.40 : 399,176,343.60 = 262,534,381.60 : x
  2. Step 2: Convert to fraction form
    266,117,562.40/399,176,343.60 = 262,534,381.60/x
  3. Step 3: Cross multiply
    266,117,562.40x = 399,176,343.60 × 262,534,381.60
  4. Step 4: Simplify right side
    266,117,562.40x = 104,797,514,516,375,120
  5. Step 5: Solve for x
    x = 104,797,514,516,375,120/266,117,562.40
  6. Step 6: Final answer
    x = 393,801,572.40

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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.