Home / 83,327,439.22-125,008,709.76-31,510,894.81

Finding the Fourth Proportional to 83,327,439.22, 125,008,709.76 and 31,510,894.81

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Solution

The fourth proportional to 83,327,439.22, 125,008,709.76 and 31,510,894.81 is: 47,272,979.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,327,439.22 : 125,008,709.76 = 31,510,894.81 : x
  2. Step 2: Convert to fraction form
    83,327,439.22/125,008,709.76 = 31,510,894.81/x
  3. Step 3: Cross multiply
    83,327,439.22x = 125,008,709.76 × 31,510,894.81
  4. Step 4: Simplify right side
    83,327,439.22x = 3,939,136,303,343,402.50
  5. Step 5: Solve for x
    x = 3,939,136,303,343,402.50/83,327,439.22
  6. Step 6: Final answer
    x = 47,272,979.23

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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.