Home / 135,445,178.27-186,913,318.15-73,565,959.70

Finding the Fourth Proportional to 135,445,178.27, 186,913,318.15 and 73,565,959.70

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Solution

The fourth proportional to 135,445,178.27, 186,913,318.15 and 73,565,959.70 is: 101,520,466.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,445,178.27 : 186,913,318.15 = 73,565,959.70 : x
  2. Step 2: Convert to fraction form
    135,445,178.27/186,913,318.15 = 73,565,959.70/x
  3. Step 3: Cross multiply
    135,445,178.27x = 186,913,318.15 × 73,565,959.70
  4. Step 4: Simplify right side
    135,445,178.27x = 13,750,457,630,416,180
  5. Step 5: Solve for x
    x = 13,750,457,630,416,180/135,445,178.27
  6. Step 6: Final answer
    x = 101,520,466.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.