Home / 276,636,371.60-415,432,854.30-147,496,208.60

Finding the Fourth Proportional to 276,636,371.60, 415,432,854.30 and 147,496,208.60

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Solution

The fourth proportional to 276,636,371.60, 415,432,854.30 and 147,496,208.60 is: 221,499,329.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,636,371.60 : 415,432,854.30 = 147,496,208.60 : x
  2. Step 2: Convert to fraction form
    276,636,371.60/415,432,854.30 = 147,496,208.60/x
  3. Step 3: Cross multiply
    276,636,371.60x = 415,432,854.30 × 147,496,208.60
  4. Step 4: Simplify right side
    276,636,371.60x = 61,274,770,937,126,208
  5. Step 5: Solve for x
    x = 61,274,770,937,126,208/276,636,371.60
  6. Step 6: Final answer
    x = 221,499,329.91

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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.