Home / 2,217,788,172.92-3,060,571,865.10-1,227,730,123.64

Finding the Fourth Proportional to 2,217,788,172.92, 3,060,571,865.10 and 1,227,730,123.64

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Solution

The fourth proportional to 2,217,788,172.92, 3,060,571,865.10 and 1,227,730,123.64 is: 1,694,280,959.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,788,172.92 : 3,060,571,865.10 = 1,227,730,123.64 : x
  2. Step 2: Convert to fraction form
    2,217,788,172.92/3,060,571,865.10 = 1,227,730,123.64/x
  3. Step 3: Cross multiply
    2,217,788,172.92x = 3,060,571,865.10 × 1,227,730,123.64
  4. Step 4: Simplify right side
    2,217,788,172.92x = 3,757,556,274,348,328,448
  5. Step 5: Solve for x
    x = 3,757,556,274,348,328,448/2,217,788,172.92
  6. Step 6: Final answer
    x = 1,694,280,959.85

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Double scale
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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.