Home / 148,663,926.96-205,162,047.78-101,719,464.84

Finding the Fourth Proportional to 148,663,926.96, 205,162,047.78 and 101,719,464.84

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Solution

The fourth proportional to 148,663,926.96, 205,162,047.78 and 101,719,464.84 is: 140,376,849.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,663,926.96 : 205,162,047.78 = 101,719,464.84 : x
  2. Step 2: Convert to fraction form
    148,663,926.96/205,162,047.78 = 101,719,464.84/x
  3. Step 3: Cross multiply
    148,663,926.96x = 205,162,047.78 × 101,719,464.84
  4. Step 4: Simplify right side
    148,663,926.96x = 20,868,973,705,660,112
  5. Step 5: Solve for x
    x = 20,868,973,705,660,112/148,663,926.96
  6. Step 6: Final answer
    x = 140,376,849.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.