Home / 66,995,649.30-100,440,329.85-36,703,512.30

Finding the Fourth Proportional to 66,995,649.30, 100,440,329.85 and 36,703,512.30

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Solution

The fourth proportional to 66,995,649.30, 100,440,329.85 and 36,703,512.30 is: 55,026,153.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,995,649.30 : 100,440,329.85 = 36,703,512.30 : x
  2. Step 2: Convert to fraction form
    66,995,649.30/100,440,329.85 = 36,703,512.30/x
  3. Step 3: Cross multiply
    66,995,649.30x = 100,440,329.85 × 36,703,512.30
  4. Step 4: Simplify right side
    66,995,649.30x = 3,686,512,882,065,531.50
  5. Step 5: Solve for x
    x = 3,686,512,882,065,531.50/66,995,649.30
  6. Step 6: Final answer
    x = 55,026,153.50

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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.