Home / 1,770,192,140.70-2,655,288,211.05-748,852,902.30

Finding the Fourth Proportional to 1,770,192,140.70, 2,655,288,211.05 and 748,852,902.30

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Solution

The fourth proportional to 1,770,192,140.70, 2,655,288,211.05 and 748,852,902.30 is: 1,123,279,353.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,192,140.70 : 2,655,288,211.05 = 748,852,902.30 : x
  2. Step 2: Convert to fraction form
    1,770,192,140.70/2,655,288,211.05 = 748,852,902.30/x
  3. Step 3: Cross multiply
    1,770,192,140.70x = 2,655,288,211.05 × 748,852,902.30
  4. Step 4: Simplify right side
    1,770,192,140.70x = 1,988,420,283,287,767,552
  5. Step 5: Solve for x
    x = 1,988,420,283,287,767,552/1,770,192,140.70
  6. Step 6: Final answer
    x = 1,123,279,353.45

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Double scale
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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.