Home / 104,976,120.60-157,464,180.90-91,539,192.60

Finding the Fourth Proportional to 104,976,120.60, 157,464,180.90 and 91,539,192.60

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Solution

The fourth proportional to 104,976,120.60, 157,464,180.90 and 91,539,192.60 is: 137,308,788.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,120.60 : 157,464,180.90 = 91,539,192.60 : x
  2. Step 2: Convert to fraction form
    104,976,120.60/157,464,180.90 = 91,539,192.60/x
  3. Step 3: Cross multiply
    104,976,120.60x = 157,464,180.90 × 91,539,192.60
  4. Step 4: Simplify right side
    104,976,120.60x = 14,414,143,983,006,340
  5. Step 5: Solve for x
    x = 14,414,143,983,006,340/104,976,120.60
  6. Step 6: Final answer
    x = 137,308,788.90

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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.