Home / 85,540,672.60-128,311,008.90-24,962,522.20

Finding the Fourth Proportional to 85,540,672.60, 128,311,008.90 and 24,962,522.20

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Solution

The fourth proportional to 85,540,672.60, 128,311,008.90 and 24,962,522.20 is: 37,443,783.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,540,672.60 : 128,311,008.90 = 24,962,522.20 : x
  2. Step 2: Convert to fraction form
    85,540,672.60/128,311,008.90 = 24,962,522.20/x
  3. Step 3: Cross multiply
    85,540,672.60x = 128,311,008.90 × 24,962,522.20
  4. Step 4: Simplify right side
    85,540,672.60x = 3,202,966,408,170,647.50
  5. Step 5: Solve for x
    x = 3,202,966,408,170,647.50/85,540,672.60
  6. Step 6: Final answer
    x = 37,443,783.30

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1.5x scale

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.