Home / 85,544,935.67-128,266,160.07-27,227,423.59

Finding the Fourth Proportional to 85,544,935.67, 128,266,160.07 and 27,227,423.59

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Solution

The fourth proportional to 85,544,935.67, 128,266,160.07 and 27,227,423.59 is: 40,824,825.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,544,935.67 : 128,266,160.07 = 27,227,423.59 : x
  2. Step 2: Convert to fraction form
    85,544,935.67/128,266,160.07 = 27,227,423.59/x
  3. Step 3: Cross multiply
    85,544,935.67x = 128,266,160.07 × 27,227,423.59
  4. Step 4: Simplify right side
    85,544,935.67x = 3,492,357,072,167,968.50
  5. Step 5: Solve for x
    x = 3,492,357,072,167,968.50/85,544,935.67
  6. Step 6: Final answer
    x = 40,824,825.51

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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.