Home / 90,470,377.54-135,683,146.17-25,774,743.11

Finding the Fourth Proportional to 90,470,377.54, 135,683,146.17 and 25,774,743.11

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Solution

The fourth proportional to 90,470,377.54, 135,683,146.17 and 25,774,743.11 is: 38,655,727.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,470,377.54 : 135,683,146.17 = 25,774,743.11 : x
  2. Step 2: Convert to fraction form
    90,470,377.54/135,683,146.17 = 25,774,743.11/x
  3. Step 3: Cross multiply
    90,470,377.54x = 135,683,146.17 × 25,774,743.11
  4. Step 4: Simplify right side
    90,470,377.54x = 3,497,198,236,209,914.50
  5. Step 5: Solve for x
    x = 3,497,198,236,209,914.50/90,470,377.54
  6. Step 6: Final answer
    x = 38,655,727.23

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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.