Home / 279,648,006.30-419,472,009.45-177,863,276.70

Finding the Fourth Proportional to 279,648,006.30, 419,472,009.45 and 177,863,276.70

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Solution

The fourth proportional to 279,648,006.30, 419,472,009.45 and 177,863,276.70 is: 266,794,915.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,648,006.30 : 419,472,009.45 = 177,863,276.70 : x
  2. Step 2: Convert to fraction form
    279,648,006.30/419,472,009.45 = 177,863,276.70/x
  3. Step 3: Cross multiply
    279,648,006.30x = 419,472,009.45 × 177,863,276.70
  4. Step 4: Simplify right side
    279,648,006.30x = 74,608,666,084,710,352
  5. Step 5: Solve for x
    x = 74,608,666,084,710,352/279,648,006.30
  6. Step 6: Final answer
    x = 266,794,915.05

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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.