Home / 88,135,728.30-132,224,587.65-42,660,125.10

Finding the Fourth Proportional to 88,135,728.30, 132,224,587.65 and 42,660,125.10

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Solution

The fourth proportional to 88,135,728.30, 132,224,587.65 and 42,660,125.10 is: 64,000,349.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,135,728.30 : 132,224,587.65 = 42,660,125.10 : x
  2. Step 2: Convert to fraction form
    88,135,728.30/132,224,587.65 = 42,660,125.10/x
  3. Step 3: Cross multiply
    88,135,728.30x = 132,224,587.65 × 42,660,125.10
  4. Step 4: Simplify right side
    88,135,728.30x = 5,640,717,450,444,915
  5. Step 5: Solve for x
    x = 5,640,717,450,444,915/88,135,728.30
  6. Step 6: Final answer
    x = 64,000,349.91

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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.