Home / 85,544,934.66-128,266,158.55-27,227,422.57

Finding the Fourth Proportional to 85,544,934.66, 128,266,158.55 and 27,227,422.57

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Solution

The fourth proportional to 85,544,934.66, 128,266,158.55 and 27,227,422.57 is: 40,824,823.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,544,934.66 : 128,266,158.55 = 27,227,422.57 : x
  2. Step 2: Convert to fraction form
    85,544,934.66/128,266,158.55 = 27,227,422.57/x
  3. Step 3: Cross multiply
    85,544,934.66x = 128,266,158.55 × 27,227,422.57
  4. Step 4: Simplify right side
    85,544,934.66x = 3,492,356,900,271,468.50
  5. Step 5: Solve for x
    x = 3,492,356,900,271,468.50/85,544,934.66
  6. Step 6: Final answer
    x = 40,824,823.98

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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.