Home / 89,861,329,788.60-124,012,533,227.97-49,763,309,177.06

Finding the Fourth Proportional to 89,861,329,788.60, 124,012,533,227.97 and 49,763,309,177.06

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Solution

The fourth proportional to 89,861,329,788.60, 124,012,533,227.97 and 49,763,309,177.06 is: 68,675,525,360.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,861,329,788.60 : 124,012,533,227.97 = 49,763,309,177.06 : x
  2. Step 2: Convert to fraction form
    89,861,329,788.60/124,012,533,227.97 = 49,763,309,177.06/x
  3. Step 3: Cross multiply
    89,861,329,788.60x = 124,012,533,227.97 × 49,763,309,177.06
  4. Step 4: Simplify right side
    89,861,329,788.60x = 6,171,274,032,853,277,474,816
  5. Step 5: Solve for x
    x = 6,171,274,032,853,277,474,816/89,861,329,788.60
  6. Step 6: Final answer
    x = 68,675,525,360.81

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1.5x scale

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.