Home / 40,234,600,139.01-55,521,246,435.06-22,169,105,387.30

Finding the Fourth Proportional to 40,234,600,139.01, 55,521,246,435.06 and 22,169,105,387.30

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Solution

The fourth proportional to 40,234,600,139.01, 55,521,246,435.06 and 22,169,105,387.30 is: 30,591,986,976.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,234,600,139.01 : 55,521,246,435.06 = 22,169,105,387.30 : x
  2. Step 2: Convert to fraction form
    40,234,600,139.01/55,521,246,435.06 = 22,169,105,387.30/x
  3. Step 3: Cross multiply
    40,234,600,139.01x = 55,521,246,435.06 × 22,169,105,387.30
  4. Step 4: Simplify right side
    40,234,600,139.01x = 1,230,856,363,453,155,377,152
  5. Step 5: Solve for x
    x = 1,230,856,363,453,155,377,152/40,234,600,139.01
  6. Step 6: Final answer
    x = 30,591,986,976.40

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Double scale
Find fourth proportional to 40,234,600,140.01, 55,521,246,436.43 and 22,169,105,388.30
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.