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Finding the Fourth Proportional to 169,976,607.60, 254,775,954.60 and 93,354,625.20

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Solution

The fourth proportional to 169,976,607.60, 254,775,954.60 and 93,354,625.20 is: 139,928,158.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,976,607.60 : 254,775,954.60 = 93,354,625.20 : x
  2. Step 2: Convert to fraction form
    169,976,607.60/254,775,954.60 = 93,354,625.20/x
  3. Step 3: Cross multiply
    169,976,607.60x = 254,775,954.60 × 93,354,625.20
  4. Step 4: Simplify right side
    169,976,607.60x = 23,784,513,751,655,216
  5. Step 5: Solve for x
    x = 23,784,513,751,655,216/169,976,607.60
  6. Step 6: Final answer
    x = 139,928,158.87

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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.