Home / 118,144,450.20-177,216,675.30-69,572,443.80

Finding the Fourth Proportional to 118,144,450.20, 177,216,675.30 and 69,572,443.80

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Solution

The fourth proportional to 118,144,450.20, 177,216,675.30 and 69,572,443.80 is: 104,358,665.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,144,450.20 : 177,216,675.30 = 69,572,443.80 : x
  2. Step 2: Convert to fraction form
    118,144,450.20/177,216,675.30 = 69,572,443.80/x
  3. Step 3: Cross multiply
    118,144,450.20x = 177,216,675.30 × 69,572,443.80
  4. Step 4: Simplify right side
    118,144,450.20x = 12,329,397,182,732,098
  5. Step 5: Solve for x
    x = 12,329,397,182,732,098/118,144,450.20
  6. Step 6: Final answer
    x = 104,358,665.70

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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.