Home / 75,191,294.73-112,765,061.61-29,122,888.78

Finding the Fourth Proportional to 75,191,294.73, 112,765,061.61 and 29,122,888.78

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Solution

The fourth proportional to 75,191,294.73, 112,765,061.61 and 29,122,888.78 is: 43,675,858.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,191,294.73 : 112,765,061.61 = 29,122,888.78 : x
  2. Step 2: Convert to fraction form
    75,191,294.73/112,765,061.61 = 29,122,888.78/x
  3. Step 3: Cross multiply
    75,191,294.73x = 112,765,061.61 × 29,122,888.78
  4. Step 4: Simplify right side
    75,191,294.73x = 3,284,044,347,537,878
  5. Step 5: Solve for x
    x = 3,284,044,347,537,878/75,191,294.73
  6. Step 6: Final answer
    x = 43,675,858.48

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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.