Home / 232,859,510.10-349,289,265.15-198,236,128.95

Finding the Fourth Proportional to 232,859,510.10, 349,289,265.15 and 198,236,128.95

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Solution

The fourth proportional to 232,859,510.10, 349,289,265.15 and 198,236,128.95 is: 297,354,193.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,859,510.10 : 349,289,265.15 = 198,236,128.95 : x
  2. Step 2: Convert to fraction form
    232,859,510.10/349,289,265.15 = 198,236,128.95/x
  3. Step 3: Cross multiply
    232,859,510.10x = 349,289,265.15 × 198,236,128.95
  4. Step 4: Simplify right side
    232,859,510.10x = 69,241,751,807,126,136
  5. Step 5: Solve for x
    x = 69,241,751,807,126,136/232,859,510.10
  6. Step 6: Final answer
    x = 297,354,193.43

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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.