Home / 207,263,641.47-311,003,060.18-84,532,000.83

Finding the Fourth Proportional to 207,263,641.47, 311,003,060.18 and 84,532,000.83

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Solution

The fourth proportional to 207,263,641.47, 311,003,060.18 and 84,532,000.83 is: 126,841,884.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,263,641.47 : 311,003,060.18 = 84,532,000.83 : x
  2. Step 2: Convert to fraction form
    207,263,641.47/311,003,060.18 = 84,532,000.83/x
  3. Step 3: Cross multiply
    207,263,641.47x = 311,003,060.18 × 84,532,000.83
  4. Step 4: Simplify right side
    207,263,641.47x = 26,289,710,940,845,640
  5. Step 5: Solve for x
    x = 26,289,710,940,845,640/207,263,641.47
  6. Step 6: Final answer
    x = 126,841,884.83

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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.