Home / 362,666,071.51-543,945,963.11-178,384,082.42

Finding the Fourth Proportional to 362,666,071.51, 543,945,963.11 and 178,384,082.42

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Solution

The fourth proportional to 362,666,071.51, 543,945,963.11 and 178,384,082.42 is: 267,549,983.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,666,071.51 : 543,945,963.11 = 178,384,082.42 : x
  2. Step 2: Convert to fraction form
    362,666,071.51/543,945,963.11 = 178,384,082.42/x
  3. Step 3: Cross multiply
    362,666,071.51x = 543,945,963.11 × 178,384,082.42
  4. Step 4: Simplify right side
    362,666,071.51x = 97,031,301,516,914,560
  5. Step 5: Solve for x
    x = 97,031,301,516,914,560/362,666,071.51
  6. Step 6: Final answer
    x = 267,549,983.69

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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.