Home / 107,825,649.15-161,573,893.61-64,020,145.80

Finding the Fourth Proportional to 107,825,649.15, 161,573,893.61 and 64,020,145.80

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Solution

The fourth proportional to 107,825,649.15, 161,573,893.61 and 64,020,145.80 is: 95,932,501.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,825,649.15 : 161,573,893.61 = 64,020,145.80 : x
  2. Step 2: Convert to fraction form
    107,825,649.15/161,573,893.61 = 64,020,145.80/x
  3. Step 3: Cross multiply
    107,825,649.15x = 161,573,893.61 × 64,020,145.80
  4. Step 4: Simplify right side
    107,825,649.15x = 10,343,984,226,065,786
  5. Step 5: Solve for x
    x = 10,343,984,226,065,786/107,825,649.15
  6. Step 6: Final answer
    x = 95,932,501.29

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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.