Home / 144,812,164.60-217,197,251.70-42,565,540.60

Finding the Fourth Proportional to 144,812,164.60, 217,197,251.70 and 42,565,540.60

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Solution

The fourth proportional to 144,812,164.60, 217,197,251.70 and 42,565,540.60 is: 63,842,139.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,812,164.60 : 217,197,251.70 = 42,565,540.60 : x
  2. Step 2: Convert to fraction form
    144,812,164.60/217,197,251.70 = 42,565,540.60/x
  3. Step 3: Cross multiply
    144,812,164.60x = 217,197,251.70 × 42,565,540.60
  4. Step 4: Simplify right side
    144,812,164.60x = 9,245,118,435,444,768
  5. Step 5: Solve for x
    x = 9,245,118,435,444,768/144,812,164.60
  6. Step 6: Final answer
    x = 63,842,139.65

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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.