Home / 665,963,123.20-998,944,684.80-282,960,908.80

Finding the Fourth Proportional to 665,963,123.20, 998,944,684.80 and 282,960,908.80

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Solution

The fourth proportional to 665,963,123.20, 998,944,684.80 and 282,960,908.80 is: 424,441,363.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,963,123.20 : 998,944,684.80 = 282,960,908.80 : x
  2. Step 2: Convert to fraction form
    665,963,123.20/998,944,684.80 = 282,960,908.80/x
  3. Step 3: Cross multiply
    665,963,123.20x = 998,944,684.80 × 282,960,908.80
  4. Step 4: Simplify right side
    665,963,123.20x = 282,662,295,851,937,536
  5. Step 5: Solve for x
    x = 282,662,295,851,937,536/665,963,123.20
  6. Step 6: Final answer
    x = 424,441,363.20

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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.