Home / 88,066,187.40-132,099,281.10-55,541,998.20

Finding the Fourth Proportional to 88,066,187.40, 132,099,281.10 and 55,541,998.20

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Solution

The fourth proportional to 88,066,187.40, 132,099,281.10 and 55,541,998.20 is: 83,312,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,066,187.40 : 132,099,281.10 = 55,541,998.20 : x
  2. Step 2: Convert to fraction form
    88,066,187.40/132,099,281.10 = 55,541,998.20/x
  3. Step 3: Cross multiply
    88,066,187.40x = 132,099,281.10 × 55,541,998.20
  4. Step 4: Simplify right side
    88,066,187.40x = 7,337,058,033,077,494
  5. Step 5: Solve for x
    x = 7,337,058,033,077,494/88,066,187.40
  6. Step 6: Final answer
    x = 83,312,997.30

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Double scale
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Similar ratio
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1.5x scale

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.