Home / 90,169,101.94-124,422,863.00-50,478,806.06

Finding the Fourth Proportional to 90,169,101.94, 124,422,863.00 and 50,478,806.06

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Solution

The fourth proportional to 90,169,101.94, 124,422,863.00 and 50,478,806.06 is: 69,654,875.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,169,101.94 : 124,422,863.00 = 50,478,806.06 : x
  2. Step 2: Convert to fraction form
    90,169,101.94/124,422,863.00 = 50,478,806.06/x
  3. Step 3: Cross multiply
    90,169,101.94x = 124,422,863.00 × 50,478,806.06
  4. Step 4: Simplify right side
    90,169,101.94x = 6,280,717,571,175,069
  5. Step 5: Solve for x
    x = 6,280,717,571,175,069/90,169,101.94
  6. Step 6: Final answer
    x = 69,654,875.52

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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.