Home / 104,976,305.60-157,464,458.40-90,363,646.40

Finding the Fourth Proportional to 104,976,305.60, 157,464,458.40 and 90,363,646.40

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Solution

The fourth proportional to 104,976,305.60, 157,464,458.40 and 90,363,646.40 is: 135,545,469.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,305.60 : 157,464,458.40 = 90,363,646.40 : x
  2. Step 2: Convert to fraction form
    104,976,305.60/157,464,458.40 = 90,363,646.40/x
  3. Step 3: Cross multiply
    104,976,305.60x = 157,464,458.40 × 90,363,646.40
  4. Step 4: Simplify right side
    104,976,305.60x = 14,229,062,639,425,112
  5. Step 5: Solve for x
    x = 14,229,062,639,425,112/104,976,305.60
  6. Step 6: Final answer
    x = 135,545,469.60

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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.