Home / 73,177,652.75-109,776,573-42,486,685.92

Finding the Fourth Proportional to 73,177,652.75, 109,776,573 and 42,486,685.92

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Solution

The fourth proportional to 73,177,652.75, 109,776,573 and 42,486,685.92 is: 63,735,889.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,177,652.75 : 109,776,573 = 42,486,685.92 : x
  2. Step 2: Convert to fraction form
    73,177,652.75/109,776,573 = 42,486,685.92/x
  3. Step 3: Cross multiply
    73,177,652.75x = 109,776,573 × 42,486,685.92
  4. Step 4: Simplify right side
    73,177,652.75x = 4,664,042,778,424,952
  5. Step 5: Solve for x
    x = 4,664,042,778,424,952/73,177,652.75
  6. Step 6: Final answer
    x = 63,735,889.35

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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.