Home / 119,146,305.80-178,719,458.70-42,441,654.80

Finding the Fourth Proportional to 119,146,305.80, 178,719,458.70 and 42,441,654.80

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Solution

The fourth proportional to 119,146,305.80, 178,719,458.70 and 42,441,654.80 is: 63,662,482.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,146,305.80 : 178,719,458.70 = 42,441,654.80 : x
  2. Step 2: Convert to fraction form
    119,146,305.80/178,719,458.70 = 42,441,654.80/x
  3. Step 3: Cross multiply
    119,146,305.80x = 178,719,458.70 × 42,441,654.80
  4. Step 4: Simplify right side
    119,146,305.80x = 7,585,149,572,188,256
  5. Step 5: Solve for x
    x = 7,585,149,572,188,256/119,146,305.80
  6. Step 6: Final answer
    x = 63,662,482.20

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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.