Home / 112,976,080.38-169,529,501.13-47,391,344.67

Finding the Fourth Proportional to 112,976,080.38, 169,529,501.13 and 47,391,344.67

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Solution

The fourth proportional to 112,976,080.38, 169,529,501.13 and 47,391,344.67 is: 71,114,442.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,976,080.38 : 169,529,501.13 = 47,391,344.67 : x
  2. Step 2: Convert to fraction form
    112,976,080.38/169,529,501.13 = 47,391,344.67/x
  3. Step 3: Cross multiply
    112,976,080.38x = 169,529,501.13 × 47,391,344.67
  4. Step 4: Simplify right side
    112,976,080.38x = 8,034,231,019,784,985
  5. Step 5: Solve for x
    x = 8,034,231,019,784,985/112,976,080.38
  6. Step 6: Final answer
    x = 71,114,442.92

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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.