Home / 115,563,844.80-173,345,767.20-38,861,380.80

Finding the Fourth Proportional to 115,563,844.80, 173,345,767.20 and 38,861,380.80

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Solution

The fourth proportional to 115,563,844.80, 173,345,767.20 and 38,861,380.80 is: 58,292,071.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,563,844.80 : 173,345,767.20 = 38,861,380.80 : x
  2. Step 2: Convert to fraction form
    115,563,844.80/173,345,767.20 = 38,861,380.80/x
  3. Step 3: Cross multiply
    115,563,844.80x = 173,345,767.20 × 38,861,380.80
  4. Step 4: Simplify right side
    115,563,844.80x = 6,736,455,869,227,349
  5. Step 5: Solve for x
    x = 6,736,455,869,227,349/115,563,844.80
  6. Step 6: Final answer
    x = 58,292,071.20

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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.