Home / 85,544,937.98-128,266,163.52-27,227,425.89

Finding the Fourth Proportional to 85,544,937.98, 128,266,163.52 and 27,227,425.89

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Solution

The fourth proportional to 85,544,937.98, 128,266,163.52 and 27,227,425.89 is: 40,824,828.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,544,937.98 : 128,266,163.52 = 27,227,425.89 : x
  2. Step 2: Convert to fraction form
    85,544,937.98/128,266,163.52 = 27,227,425.89/x
  3. Step 3: Cross multiply
    85,544,937.98x = 128,266,163.52 × 27,227,425.89
  4. Step 4: Simplify right side
    85,544,937.98x = 3,492,357,461,299,284.50
  5. Step 5: Solve for x
    x = 3,492,357,461,299,284.50/85,544,937.98
  6. Step 6: Final answer
    x = 40,824,828.96

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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.