Home / 103,716,840.64-155,672,908.08-52,635,519.04

Finding the Fourth Proportional to 103,716,840.64, 155,672,908.08 and 52,635,519.04

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Solution

The fourth proportional to 103,716,840.64, 155,672,908.08 and 52,635,519.04 is: 79,002,833.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,716,840.64 : 155,672,908.08 = 52,635,519.04 : x
  2. Step 2: Convert to fraction form
    103,716,840.64/155,672,908.08 = 52,635,519.04/x
  3. Step 3: Cross multiply
    103,716,840.64x = 155,672,908.08 × 52,635,519.04
  4. Step 4: Simplify right side
    103,716,840.64x = 8,193,924,317,257,010
  5. Step 5: Solve for x
    x = 8,193,924,317,257,010/103,716,840.64
  6. Step 6: Final answer
    x = 79,002,833.74

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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.