Home / 157,497,734.60-236,246,601.90-80,970,230.60

Finding the Fourth Proportional to 157,497,734.60, 236,246,601.90 and 80,970,230.60

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Solution

The fourth proportional to 157,497,734.60, 236,246,601.90 and 80,970,230.60 is: 121,455,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,497,734.60 : 236,246,601.90 = 80,970,230.60 : x
  2. Step 2: Convert to fraction form
    157,497,734.60/236,246,601.90 = 80,970,230.60/x
  3. Step 3: Cross multiply
    157,497,734.60x = 236,246,601.90 × 80,970,230.60
  4. Step 4: Simplify right side
    157,497,734.60x = 19,128,941,834,309,396
  5. Step 5: Solve for x
    x = 19,128,941,834,309,396/157,497,734.60
  6. Step 6: Final answer
    x = 121,455,345.90

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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.