Home / 19,538,971,012.38-29,234,496,033.15-11,575,413,404.25

Finding the Fourth Proportional to 19,538,971,012.38, 29,234,496,033.15 and 11,575,413,404.25

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Solution

The fourth proportional to 19,538,971,012.38, 29,234,496,033.15 and 11,575,413,404.25 is: 17,319,303,920.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,538,971,012.38 : 29,234,496,033.15 = 11,575,413,404.25 : x
  2. Step 2: Convert to fraction form
    19,538,971,012.38/29,234,496,033.15 = 11,575,413,404.25/x
  3. Step 3: Cross multiply
    19,538,971,012.38x = 29,234,496,033.15 × 11,575,413,404.25
  4. Step 4: Simplify right side
    19,538,971,012.38x = 338,401,377,248,617,955,328
  5. Step 5: Solve for x
    x = 338,401,377,248,617,955,328/19,538,971,012.38
  6. Step 6: Final answer
    x = 17,319,303,920.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.