Home / 266,901,744.60-400,412,985.30-144,077,425.72

Finding the Fourth Proportional to 266,901,744.60, 400,412,985.30 and 144,077,425.72

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Solution

The fourth proportional to 266,901,744.60, 400,412,985.30 and 144,077,425.72 is: 216,148,726.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,901,744.60 : 400,412,985.30 = 144,077,425.72 : x
  2. Step 2: Convert to fraction form
    266,901,744.60/400,412,985.30 = 144,077,425.72/x
  3. Step 3: Cross multiply
    266,901,744.60x = 400,412,985.30 × 144,077,425.72
  4. Step 4: Simplify right side
    266,901,744.60x = 57,690,472,145,883,168
  5. Step 5: Solve for x
    x = 57,690,472,145,883,168/266,901,744.60
  6. Step 6: Final answer
    x = 216,148,726.31

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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.