Home / 1,613,497,180.32-2,226,595,872.10-986,919,580.80

Finding the Fourth Proportional to 1,613,497,180.32, 2,226,595,872.10 and 986,919,580.80

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Solution

The fourth proportional to 1,613,497,180.32, 2,226,595,872.10 and 986,919,580.80 is: 1,361,930,526.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,497,180.32 : 2,226,595,872.10 = 986,919,580.80 : x
  2. Step 2: Convert to fraction form
    1,613,497,180.32/2,226,595,872.10 = 986,919,580.80/x
  3. Step 3: Cross multiply
    1,613,497,180.32x = 2,226,595,872.10 × 986,919,580.80
  4. Step 4: Simplify right side
    1,613,497,180.32x = 2,197,471,064,703,942,144
  5. Step 5: Solve for x
    x = 2,197,471,064,703,942,144/1,613,497,180.32
  6. Step 6: Final answer
    x = 1,361,930,526.75

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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.