Home / 99,260,679.60-148,891,019.40-73,751,511.60

Finding the Fourth Proportional to 99,260,679.60, 148,891,019.40 and 73,751,511.60

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Solution

The fourth proportional to 99,260,679.60, 148,891,019.40 and 73,751,511.60 is: 110,627,267.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,260,679.60 : 148,891,019.40 = 73,751,511.60 : x
  2. Step 2: Convert to fraction form
    99,260,679.60/148,891,019.40 = 73,751,511.60/x
  3. Step 3: Cross multiply
    99,260,679.60x = 148,891,019.40 × 73,751,511.60
  4. Step 4: Simplify right side
    99,260,679.60x = 10,980,937,744,414,924
  5. Step 5: Solve for x
    x = 10,980,937,744,414,924/99,260,679.60
  6. Step 6: Final answer
    x = 110,627,267.40

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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.