Home / 162,454,112.72-243,657,199.56-47,407,765.04

Finding the Fourth Proportional to 162,454,112.72, 243,657,199.56 and 47,407,765.04

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Solution

The fourth proportional to 162,454,112.72, 243,657,199.56 and 47,407,765.04 is: 71,104,652.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,454,112.72 : 243,657,199.56 = 47,407,765.04 : x
  2. Step 2: Convert to fraction form
    162,454,112.72/243,657,199.56 = 47,407,765.04/x
  3. Step 3: Cross multiply
    162,454,112.72x = 243,657,199.56 × 47,407,765.04
  4. Step 4: Simplify right side
    162,454,112.72x = 11,551,243,267,044,872
  5. Step 5: Solve for x
    x = 11,551,243,267,044,872/162,454,112.72
  6. Step 6: Final answer
    x = 71,104,652.71

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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.