Home / 163,215,280.80-244,822,921.20-141,957,640.80

Finding the Fourth Proportional to 163,215,280.80, 244,822,921.20 and 141,957,640.80

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Solution

The fourth proportional to 163,215,280.80, 244,822,921.20 and 141,957,640.80 is: 212,936,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,215,280.80 : 244,822,921.20 = 141,957,640.80 : x
  2. Step 2: Convert to fraction form
    163,215,280.80/244,822,921.20 = 141,957,640.80/x
  3. Step 3: Cross multiply
    163,215,280.80x = 244,822,921.20 × 141,957,640.80
  4. Step 4: Simplify right side
    163,215,280.80x = 34,754,484,307,316,308
  5. Step 5: Solve for x
    x = 34,754,484,307,316,308/163,215,280.80
  6. Step 6: Final answer
    x = 212,936,461.20

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1.5x scale

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.