Home / 240,626,658.12-360,897,321.24-109,438,205.28

Finding the Fourth Proportional to 240,626,658.12, 360,897,321.24 and 109,438,205.28

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Solution

The fourth proportional to 240,626,658.12, 360,897,321.24 and 109,438,205.28 is: 164,137,903.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,626,658.12 : 360,897,321.24 = 109,438,205.28 : x
  2. Step 2: Convert to fraction form
    240,626,658.12/360,897,321.24 = 109,438,205.28/x
  3. Step 3: Cross multiply
    240,626,658.12x = 360,897,321.24 × 109,438,205.28
  4. Step 4: Simplify right side
    240,626,658.12x = 39,495,955,126,865,224
  5. Step 5: Solve for x
    x = 39,495,955,126,865,224/240,626,658.12
  6. Step 6: Final answer
    x = 164,137,903.24

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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.