Home / 41,319,558,793.80-61,979,338,190.70-20,398,852,387.80

Finding the Fourth Proportional to 41,319,558,793.80, 61,979,338,190.70 and 20,398,852,387.80

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Solution

The fourth proportional to 41,319,558,793.80, 61,979,338,190.70 and 20,398,852,387.80 is: 30,598,278,581.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,319,558,793.80 : 61,979,338,190.70 = 20,398,852,387.80 : x
  2. Step 2: Convert to fraction form
    41,319,558,793.80/61,979,338,190.70 = 20,398,852,387.80/x
  3. Step 3: Cross multiply
    41,319,558,793.80x = 61,979,338,190.70 × 20,398,852,387.80
  4. Step 4: Simplify right side
    41,319,558,793.80x = 1,264,307,370,845,624,336,384
  5. Step 5: Solve for x
    x = 1,264,307,370,845,624,336,384/41,319,558,793.80
  6. Step 6: Final answer
    x = 30,598,278,581.70

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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.