Home / 107,825,668.90-161,573,923.09-64,020,165.42

Finding the Fourth Proportional to 107,825,668.90, 161,573,923.09 and 64,020,165.42

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Solution

The fourth proportional to 107,825,668.90, 161,573,923.09 and 64,020,165.42 is: 95,932,530.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,825,668.90 : 161,573,923.09 = 64,020,165.42 : x
  2. Step 2: Convert to fraction form
    107,825,668.90/161,573,923.09 = 64,020,165.42/x
  3. Step 3: Cross multiply
    107,825,668.90x = 161,573,923.09 × 64,020,165.42
  4. Step 4: Simplify right side
    107,825,668.90x = 10,343,989,283,780,158
  5. Step 5: Solve for x
    x = 10,343,989,283,780,158/107,825,668.90
  6. Step 6: Final answer
    x = 95,932,530.62

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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.