Home / 85,087,165.68-117,418,693.77-52,044,987.42

Finding the Fourth Proportional to 85,087,165.68, 117,418,693.77 and 52,044,987.42

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Solution

The fourth proportional to 85,087,165.68, 117,418,693.77 and 52,044,987.42 is: 71,821,107.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,087,165.68 : 117,418,693.77 = 52,044,987.42 : x
  2. Step 2: Convert to fraction form
    85,087,165.68/117,418,693.77 = 52,044,987.42/x
  3. Step 3: Cross multiply
    85,087,165.68x = 117,418,693.77 × 52,044,987.42
  4. Step 4: Simplify right side
    85,087,165.68x = 6,111,054,440,132,482
  5. Step 5: Solve for x
    x = 6,111,054,440,132,482/85,087,165.68
  6. Step 6: Final answer
    x = 71,821,107.11

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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.