Home / 1,537,906,001.28-2,122,320,471.96-833,057,982.72

Finding the Fourth Proportional to 1,537,906,001.28, 2,122,320,471.96 and 833,057,982.72

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Solution

The fourth proportional to 1,537,906,001.28, 2,122,320,471.96 and 833,057,982.72 is: 1,149,625,536.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,906,001.28 : 2,122,320,471.96 = 833,057,982.72 : x
  2. Step 2: Convert to fraction form
    1,537,906,001.28/2,122,320,471.96 = 833,057,982.72/x
  3. Step 3: Cross multiply
    1,537,906,001.28x = 2,122,320,471.96 × 833,057,982.72
  4. Step 4: Simplify right side
    1,537,906,001.28x = 1,768,016,011,056,356,096
  5. Step 5: Solve for x
    x = 1,768,016,011,056,356,096/1,537,906,001.28
  6. Step 6: Final answer
    x = 1,149,625,536.01

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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.