Home / 67,896,523.80-101,843,790.02-16,778,543.22

Finding the Fourth Proportional to 67,896,523.80, 101,843,790.02 and 16,778,543.22

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Solution

The fourth proportional to 67,896,523.80, 101,843,790.02 and 16,778,543.22 is: 25,167,568.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,896,523.80 : 101,843,790.02 = 16,778,543.22 : x
  2. Step 2: Convert to fraction form
    67,896,523.80/101,843,790.02 = 16,778,543.22/x
  3. Step 3: Cross multiply
    67,896,523.80x = 101,843,790.02 × 16,778,543.22
  4. Step 4: Simplify right side
    67,896,523.80x = 1,708,790,432,539,174.50
  5. Step 5: Solve for x
    x = 1,708,790,432,539,174.50/67,896,523.80
  6. Step 6: Final answer
    x = 25,167,568.78

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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.