Home / 88,680,228.20-133,020,342.30-54,490,711.40

Finding the Fourth Proportional to 88,680,228.20, 133,020,342.30 and 54,490,711.40

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Solution

The fourth proportional to 88,680,228.20, 133,020,342.30 and 54,490,711.40 is: 81,736,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,680,228.20 : 133,020,342.30 = 54,490,711.40 : x
  2. Step 2: Convert to fraction form
    88,680,228.20/133,020,342.30 = 54,490,711.40/x
  3. Step 3: Cross multiply
    88,680,228.20x = 133,020,342.30 × 54,490,711.40
  4. Step 4: Simplify right side
    88,680,228.20x = 7,248,373,082,598,512
  5. Step 5: Solve for x
    x = 7,248,373,082,598,512/88,680,228.20
  6. Step 6: Final answer
    x = 81,736,067.10

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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.