Home / 100,432,823.10-150,611,909.85-39,836,010.30

Finding the Fourth Proportional to 100,432,823.10, 150,611,909.85 and 39,836,010.30

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Solution

The fourth proportional to 100,432,823.10, 150,611,909.85 and 39,836,010.30 is: 59,739,210.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,432,823.10 : 150,611,909.85 = 39,836,010.30 : x
  2. Step 2: Convert to fraction form
    100,432,823.10/150,611,909.85 = 39,836,010.30/x
  3. Step 3: Cross multiply
    100,432,823.10x = 150,611,909.85 × 39,836,010.30
  4. Step 4: Simplify right side
    100,432,823.10x = 5,999,777,592,087,271
  5. Step 5: Solve for x
    x = 5,999,777,592,087,271/100,432,823.10
  6. Step 6: Final answer
    x = 59,739,210.82

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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.