Home / 90,235,062.48-135,357,857.04-25,533,454.80

Finding the Fourth Proportional to 90,235,062.48, 135,357,857.04 and 25,533,454.80

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Solution

The fourth proportional to 90,235,062.48, 135,357,857.04 and 25,533,454.80 is: 38,301,671.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,235,062.48 : 135,357,857.04 = 25,533,454.80 : x
  2. Step 2: Convert to fraction form
    90,235,062.48/135,357,857.04 = 25,533,454.80/x
  3. Step 3: Cross multiply
    90,235,062.48x = 135,357,857.04 × 25,533,454.80
  4. Step 4: Simplify right side
    90,235,062.48x = 3,456,153,724,555,701.50
  5. Step 5: Solve for x
    x = 3,456,153,724,555,701.50/90,235,062.48
  6. Step 6: Final answer
    x = 38,301,671.54

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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.