Home / 178,663,191.40-267,994,787.10-87,963,927.40

Finding the Fourth Proportional to 178,663,191.40, 267,994,787.10 and 87,963,927.40

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Solution

The fourth proportional to 178,663,191.40, 267,994,787.10 and 87,963,927.40 is: 131,945,891.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,663,191.40 : 267,994,787.10 = 87,963,927.40 : x
  2. Step 2: Convert to fraction form
    178,663,191.40/267,994,787.10 = 87,963,927.40/x
  3. Step 3: Cross multiply
    178,663,191.40x = 267,994,787.10 × 87,963,927.40
  4. Step 4: Simplify right side
    178,663,191.40x = 23,573,873,996,042,856
  5. Step 5: Solve for x
    x = 23,573,873,996,042,856/178,663,191.40
  6. Step 6: Final answer
    x = 131,945,891.10

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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.