Home / 107,825,640.10-161,573,880.03-64,020,136.69

Finding the Fourth Proportional to 107,825,640.10, 161,573,880.03 and 64,020,136.69

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Solution

The fourth proportional to 107,825,640.10, 161,573,880.03 and 64,020,136.69 is: 95,932,487.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,825,640.10 : 161,573,880.03 = 64,020,136.69 : x
  2. Step 2: Convert to fraction form
    107,825,640.10/161,573,880.03 = 64,020,136.69/x
  3. Step 3: Cross multiply
    107,825,640.10x = 161,573,880.03 × 64,020,136.69
  4. Step 4: Simplify right side
    107,825,640.10x = 10,343,981,884,646,990
  5. Step 5: Solve for x
    x = 10,343,981,884,646,990/107,825,640.10
  6. Step 6: Final answer
    x = 95,932,487.62

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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.