Home / 162,123,724.31-243,186,154.88-39,301,541.87

Finding the Fourth Proportional to 162,123,724.31, 243,186,154.88 and 39,301,541.87

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Solution

The fourth proportional to 162,123,724.31, 243,186,154.88 and 39,301,541.87 is: 58,952,450.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,123,724.31 : 243,186,154.88 = 39,301,541.87 : x
  2. Step 2: Convert to fraction form
    162,123,724.31/243,186,154.88 = 39,301,541.87/x
  3. Step 3: Cross multiply
    162,123,724.31x = 243,186,154.88 × 39,301,541.87
  4. Step 4: Simplify right side
    162,123,724.31x = 9,557,590,846,808,186
  5. Step 5: Solve for x
    x = 9,557,590,846,808,186/162,123,724.31
  6. Step 6: Final answer
    x = 58,952,450.59

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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.