Home / 89,298,475.20-133,947,712.80-63,600,350.40

Finding the Fourth Proportional to 89,298,475.20, 133,947,712.80 and 63,600,350.40

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Solution

The fourth proportional to 89,298,475.20, 133,947,712.80 and 63,600,350.40 is: 95,400,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,298,475.20 : 133,947,712.80 = 63,600,350.40 : x
  2. Step 2: Convert to fraction form
    89,298,475.20/133,947,712.80 = 63,600,350.40/x
  3. Step 3: Cross multiply
    89,298,475.20x = 133,947,712.80 × 63,600,350.40
  4. Step 4: Simplify right side
    89,298,475.20x = 8,519,121,469,358,565
  5. Step 5: Solve for x
    x = 8,519,121,469,358,565/89,298,475.20
  6. Step 6: Final answer
    x = 95,400,525.60

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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.