Home / 85,544,934.47-128,266,158.27-27,227,422.39

Finding the Fourth Proportional to 85,544,934.47, 128,266,158.27 and 27,227,422.39

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Solution

The fourth proportional to 85,544,934.47, 128,266,158.27 and 27,227,422.39 is: 40,824,823.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,544,934.47 : 128,266,158.27 = 27,227,422.39 : x
  2. Step 2: Convert to fraction form
    85,544,934.47/128,266,158.27 = 27,227,422.39/x
  3. Step 3: Cross multiply
    85,544,934.47x = 128,266,158.27 × 27,227,422.39
  4. Step 4: Simplify right side
    85,544,934.47x = 3,492,356,869,103,079
  5. Step 5: Solve for x
    x = 3,492,356,869,103,079/85,544,934.47
  6. Step 6: Final answer
    x = 40,824,823.71

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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.