Home / 94,181,965.11-129,890,178.86-61,109,626.23

Finding the Fourth Proportional to 94,181,965.11, 129,890,178.86 and 61,109,626.23

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Solution

The fourth proportional to 94,181,965.11, 129,890,178.86 and 61,109,626.23 is: 84,278,771.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,181,965.11 : 129,890,178.86 = 61,109,626.23 : x
  2. Step 2: Convert to fraction form
    94,181,965.11/129,890,178.86 = 61,109,626.23/x
  3. Step 3: Cross multiply
    94,181,965.11x = 129,890,178.86 × 61,109,626.23
  4. Step 4: Simplify right side
    94,181,965.11x = 7,937,540,280,776,899
  5. Step 5: Solve for x
    x = 7,937,540,280,776,899/94,181,965.11
  6. Step 6: Final answer
    x = 84,278,771.12

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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.