Home / 1,040,948,196.91-1,436,500,009.41-564,637,373.44

Finding the Fourth Proportional to 1,040,948,196.91, 1,436,500,009.41 and 564,637,373.44

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Solution

The fourth proportional to 1,040,948,196.91, 1,436,500,009.41 and 564,637,373.44 is: 779,194,963.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,948,196.91 : 1,436,500,009.41 = 564,637,373.44 : x
  2. Step 2: Convert to fraction form
    1,040,948,196.91/1,436,500,009.41 = 564,637,373.44/x
  3. Step 3: Cross multiply
    1,040,948,196.91x = 1,436,500,009.41 × 564,637,373.44
  4. Step 4: Simplify right side
    1,040,948,196.91x = 811,101,592,259,797,760
  5. Step 5: Solve for x
    x = 811,101,592,259,797,760/1,040,948,196.91
  6. Step 6: Final answer
    x = 779,194,963.46

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Double scale
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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.