Home / 88,081,401.60-132,122,102.40-65,406,585.60

Finding the Fourth Proportional to 88,081,401.60, 132,122,102.40 and 65,406,585.60

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Solution

The fourth proportional to 88,081,401.60, 132,122,102.40 and 65,406,585.60 is: 98,109,878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,081,401.60 : 132,122,102.40 = 65,406,585.60 : x
  2. Step 2: Convert to fraction form
    88,081,401.60/132,122,102.40 = 65,406,585.60/x
  3. Step 3: Cross multiply
    88,081,401.60x = 132,122,102.40 × 65,406,585.60
  4. Step 4: Simplify right side
    88,081,401.60x = 8,641,655,600,277,566
  5. Step 5: Solve for x
    x = 8,641,655,600,277,566/88,081,401.60
  6. Step 6: Final answer
    x = 98,109,878.40

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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.