Home / 1,576,770,540.69-2,175,957,444.93-871,969,943.55

Finding the Fourth Proportional to 1,576,770,540.69, 2,175,957,444.93 and 871,969,943.55

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Solution

The fourth proportional to 1,576,770,540.69, 2,175,957,444.93 and 871,969,943.55 is: 1,203,326,318.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,770,540.69 : 2,175,957,444.93 = 871,969,943.55 : x
  2. Step 2: Convert to fraction form
    1,576,770,540.69/2,175,957,444.93 = 871,969,943.55/x
  3. Step 3: Cross multiply
    1,576,770,540.69x = 2,175,957,444.93 × 871,969,943.55
  4. Step 4: Simplify right side
    1,576,770,540.69x = 1,897,369,490,422,814,208
  5. Step 5: Solve for x
    x = 1,897,369,490,422,814,208/1,576,770,540.69
  6. Step 6: Final answer
    x = 1,203,326,318.86

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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.