Home / 146,773,577.28-220,160,404.80-43,142,786.88

Finding the Fourth Proportional to 146,773,577.28, 220,160,404.80 and 43,142,786.88

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Solution

The fourth proportional to 146,773,577.28, 220,160,404.80 and 43,142,786.88 is: 64,714,191.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,773,577.28 : 220,160,404.80 = 43,142,786.88 : x
  2. Step 2: Convert to fraction form
    146,773,577.28/220,160,404.80 = 43,142,786.88/x
  3. Step 3: Cross multiply
    146,773,577.28x = 220,160,404.80 × 43,142,786.88
  4. Step 4: Simplify right side
    146,773,577.28x = 9,498,333,423,700,930
  5. Step 5: Solve for x
    x = 9,498,333,423,700,930/146,773,577.28
  6. Step 6: Final answer
    x = 64,714,191.75

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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.