Home / 136,225,020.76-204,216,043.14-49,943,321.80

Finding the Fourth Proportional to 136,225,020.76, 204,216,043.14 and 49,943,321.80

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Solution

The fourth proportional to 136,225,020.76, 204,216,043.14 and 49,943,321.80 is: 74,870,442.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,225,020.76 : 204,216,043.14 = 49,943,321.80 : x
  2. Step 2: Convert to fraction form
    136,225,020.76/204,216,043.14 = 49,943,321.80/x
  3. Step 3: Cross multiply
    136,225,020.76x = 204,216,043.14 × 49,943,321.80
  4. Step 4: Simplify right side
    136,225,020.76x = 10,199,227,559,263,702
  5. Step 5: Solve for x
    x = 10,199,227,559,263,702/136,225,020.76
  6. Step 6: Final answer
    x = 74,870,442.32

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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.