Home / 104,976,905.90-157,465,358.85-90,616,189.10

Finding the Fourth Proportional to 104,976,905.90, 157,465,358.85 and 90,616,189.10

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Solution

The fourth proportional to 104,976,905.90, 157,465,358.85 and 90,616,189.10 is: 135,924,283.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,905.90 : 157,465,358.85 = 90,616,189.10 : x
  2. Step 2: Convert to fraction form
    104,976,905.90/157,465,358.85 = 90,616,189.10/x
  3. Step 3: Cross multiply
    104,976,905.90x = 157,465,358.85 × 90,616,189.10
  4. Step 4: Simplify right side
    104,976,905.90x = 14,268,910,734,250,958
  5. Step 5: Solve for x
    x = 14,268,910,734,250,958/104,976,905.90
  6. Step 6: Final answer
    x = 135,924,283.65

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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.