Home / 4,005,703,538.53-5,527,139,967.05-2,311,540,128.47

Finding the Fourth Proportional to 4,005,703,538.53, 5,527,139,967.05 and 2,311,540,128.47

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Solution

The fourth proportional to 4,005,703,538.53, 5,527,139,967.05 and 2,311,540,128.47 is: 3,189,503,593.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005,703,538.53 : 5,527,139,967.05 = 2,311,540,128.47 : x
  2. Step 2: Convert to fraction form
    4,005,703,538.53/5,527,139,967.05 = 2,311,540,128.47/x
  3. Step 3: Cross multiply
    4,005,703,538.53x = 5,527,139,967.05 × 2,311,540,128.47
  4. Step 4: Simplify right side
    4,005,703,538.53x = 12,776,205,829,508,687,872
  5. Step 5: Solve for x
    x = 12,776,205,829,508,687,872/4,005,703,538.53
  6. Step 6: Final answer
    x = 3,189,503,593.22

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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.