Home / 104,976,105.60-157,464,158.40-91,539,177.60

Finding the Fourth Proportional to 104,976,105.60, 157,464,158.40 and 91,539,177.60

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Solution

The fourth proportional to 104,976,105.60, 157,464,158.40 and 91,539,177.60 is: 137,308,766.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,105.60 : 157,464,158.40 = 91,539,177.60 : x
  2. Step 2: Convert to fraction form
    104,976,105.60/157,464,158.40 = 91,539,177.60/x
  3. Step 3: Cross multiply
    104,976,105.60x = 157,464,158.40 × 91,539,177.60
  4. Step 4: Simplify right side
    104,976,105.60x = 14,414,139,561,412,132
  5. Step 5: Solve for x
    x = 14,414,139,561,412,132/104,976,105.60
  6. Step 6: Final answer
    x = 137,308,766.40

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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.