Home / 408,218,524.66-612,330,226.83-101,510,637.58

Finding the Fourth Proportional to 408,218,524.66, 612,330,226.83 and 101,510,637.58

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Solution

The fourth proportional to 408,218,524.66, 612,330,226.83 and 101,510,637.58 is: 152,266,563.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,218,524.66 : 612,330,226.83 = 101,510,637.58 : x
  2. Step 2: Convert to fraction form
    408,218,524.66/612,330,226.83 = 101,510,637.58/x
  3. Step 3: Cross multiply
    408,218,524.66x = 612,330,226.83 × 101,510,637.58
  4. Step 4: Simplify right side
    408,218,524.66x = 62,158,031,735,019,328
  5. Step 5: Solve for x
    x = 62,158,031,735,019,328/408,218,524.66
  6. Step 6: Final answer
    x = 152,266,563.08

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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.