Home / 89,041,417.20-133,562,125.80-43,691,785.20

Finding the Fourth Proportional to 89,041,417.20, 133,562,125.80 and 43,691,785.20

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Solution

The fourth proportional to 89,041,417.20, 133,562,125.80 and 43,691,785.20 is: 65,537,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,041,417.20 : 133,562,125.80 = 43,691,785.20 : x
  2. Step 2: Convert to fraction form
    89,041,417.20/133,562,125.80 = 43,691,785.20/x
  3. Step 3: Cross multiply
    89,041,417.20x = 133,562,125.80 × 43,691,785.20
  4. Step 4: Simplify right side
    89,041,417.20x = 5,835,567,711,308,978
  5. Step 5: Solve for x
    x = 5,835,567,711,308,978/89,041,417.20
  6. Step 6: Final answer
    x = 65,537,677.80

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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.