Home / 63,189,197.79-87,201,211.53-35,311,908.18

Finding the Fourth Proportional to 63,189,197.79, 87,201,211.53 and 35,311,908.18

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Solution

The fourth proportional to 63,189,197.79, 87,201,211.53 and 35,311,908.18 is: 48,730,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,189,197.79 : 87,201,211.53 = 35,311,908.18 : x
  2. Step 2: Convert to fraction form
    63,189,197.79/87,201,211.53 = 35,311,908.18/x
  3. Step 3: Cross multiply
    63,189,197.79x = 87,201,211.53 × 35,311,908.18
  4. Step 4: Simplify right side
    63,189,197.79x = 3,079,241,174,732,117.50
  5. Step 5: Solve for x
    x = 3,079,241,174,732,117.50/63,189,197.79
  6. Step 6: Final answer
    x = 48,730,499.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.