Home / 99,661,811.70-149,386,429.35-38,227,232.10

Finding the Fourth Proportional to 99,661,811.70, 149,386,429.35 and 38,227,232.10

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Solution

The fourth proportional to 99,661,811.70, 149,386,429.35 and 38,227,232.10 is: 57,300,079.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,661,811.70 : 149,386,429.35 = 38,227,232.10 : x
  2. Step 2: Convert to fraction form
    99,661,811.70/149,386,429.35 = 38,227,232.10/x
  3. Step 3: Cross multiply
    99,661,811.70x = 149,386,429.35 × 38,227,232.10
  4. Step 4: Simplify right side
    99,661,811.70x = 5,710,629,707,352,702
  5. Step 5: Solve for x
    x = 5,710,629,707,352,702/99,661,811.70
  6. Step 6: Final answer
    x = 57,300,079.24

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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.