Home / 87,990,432.55-131,985,649.03-46,925,460.24

Finding the Fourth Proportional to 87,990,432.55, 131,985,649.03 and 46,925,460.24

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Solution

The fourth proportional to 87,990,432.55, 131,985,649.03 and 46,925,460.24 is: 70,388,190.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,990,432.55 : 131,985,649.03 = 46,925,460.24 : x
  2. Step 2: Convert to fraction form
    87,990,432.55/131,985,649.03 = 46,925,460.24/x
  3. Step 3: Cross multiply
    87,990,432.55x = 131,985,649.03 × 46,925,460.24
  4. Step 4: Simplify right side
    87,990,432.55x = 6,193,487,325,371,570
  5. Step 5: Solve for x
    x = 6,193,487,325,371,570/87,990,432.55
  6. Step 6: Final answer
    x = 70,388,190.46

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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.