Home / 89,542,150.30-134,313,225.45-28,963,999.90

Finding the Fourth Proportional to 89,542,150.30, 134,313,225.45 and 28,963,999.90

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Solution

The fourth proportional to 89,542,150.30, 134,313,225.45 and 28,963,999.90 is: 43,445,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,542,150.30 : 134,313,225.45 = 28,963,999.90 : x
  2. Step 2: Convert to fraction form
    89,542,150.30/134,313,225.45 = 28,963,999.90/x
  3. Step 3: Cross multiply
    89,542,150.30x = 134,313,225.45 × 28,963,999.90
  4. Step 4: Simplify right side
    89,542,150.30x = 3,890,248,248,502,477
  5. Step 5: Solve for x
    x = 3,890,248,248,502,477/89,542,150.30
  6. Step 6: Final answer
    x = 43,445,999.85

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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.