Home / 127,697,742.26-176,222,881.20-68,960,402.60

Finding the Fourth Proportional to 127,697,742.26, 176,222,881.20 and 68,960,402.60

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Solution

The fourth proportional to 127,697,742.26, 176,222,881.20 and 68,960,402.60 is: 95,165,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,697,742.26 : 176,222,881.20 = 68,960,402.60 : x
  2. Step 2: Convert to fraction form
    127,697,742.26/176,222,881.20 = 68,960,402.60/x
  3. Step 3: Cross multiply
    127,697,742.26x = 176,222,881.20 × 68,960,402.60
  4. Step 4: Simplify right side
    127,697,742.26x = 12,152,400,834,883,970
  5. Step 5: Solve for x
    x = 12,152,400,834,883,970/127,697,742.26
  6. Step 6: Final answer
    x = 95,165,353.90

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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.