Home / 484,657,613,955.92-726,986,420,983.95-161,960,427,509.33

Finding the Fourth Proportional to 484,657,613,955.92, 726,986,420,983.95 and 161,960,427,509.33

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Solution

The fourth proportional to 484,657,613,955.92, 726,986,420,983.95 and 161,960,427,509.33 is: 242,940,641,280.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,657,613,955.92 : 726,986,420,983.95 = 161,960,427,509.33 : x
  2. Step 2: Convert to fraction form
    484,657,613,955.92/726,986,420,983.95 = 161,960,427,509.33/x
  3. Step 3: Cross multiply
    484,657,613,955.92x = 726,986,420,983.95 × 161,960,427,509.33
  4. Step 4: Simplify right side
    484,657,613,955.92x = 117,743,031,536,038,285,672,448
  5. Step 5: Solve for x
    x = 117,743,031,536,038,285,672,448/484,657,613,955.92
  6. Step 6: Final answer
    x = 242,940,641,280.73

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Double scale
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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.