Home / 119,067,693.12-178,652,084.90-57,702,528.90

Finding the Fourth Proportional to 119,067,693.12, 178,652,084.90 and 57,702,528.90

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Solution

The fourth proportional to 119,067,693.12, 178,652,084.90 and 57,702,528.90 is: 86,578,288.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,067,693.12 : 178,652,084.90 = 57,702,528.90 : x
  2. Step 2: Convert to fraction form
    119,067,693.12/178,652,084.90 = 57,702,528.90/x
  3. Step 3: Cross multiply
    119,067,693.12x = 178,652,084.90 × 57,702,528.90
  4. Step 4: Simplify right side
    119,067,693.12x = 10,308,677,091,698,992
  5. Step 5: Solve for x
    x = 10,308,677,091,698,992/119,067,693.12
  6. Step 6: Final answer
    x = 86,578,288.55

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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.