Home / 1,665,719,761.40-2,298,693,488.62-923,211,760.76

Finding the Fourth Proportional to 1,665,719,761.40, 2,298,693,488.62 and 923,211,760.76

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Solution

The fourth proportional to 1,665,719,761.40, 2,298,693,488.62 and 923,211,760.76 is: 1,274,032,350.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,719,761.40 : 2,298,693,488.62 = 923,211,760.76 : x
  2. Step 2: Convert to fraction form
    1,665,719,761.40/2,298,693,488.62 = 923,211,760.76/x
  3. Step 3: Cross multiply
    1,665,719,761.40x = 2,298,693,488.62 × 923,211,760.76
  4. Step 4: Simplify right side
    1,665,719,761.40x = 2,122,180,863,076,417,024
  5. Step 5: Solve for x
    x = 2,122,180,863,076,417,024/1,665,719,761.40
  6. Step 6: Final answer
    x = 1,274,032,350.61

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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.