Home / 85,540,869.60-128,311,304.40-24,962,719.20

Finding the Fourth Proportional to 85,540,869.60, 128,311,304.40 and 24,962,719.20

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Solution

The fourth proportional to 85,540,869.60, 128,311,304.40 and 24,962,719.20 is: 37,444,078.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,540,869.60 : 128,311,304.40 = 24,962,719.20 : x
  2. Step 2: Convert to fraction form
    85,540,869.60/128,311,304.40 = 24,962,719.20/x
  3. Step 3: Cross multiply
    85,540,869.60x = 128,311,304.40 × 24,962,719.20
  4. Step 4: Simplify right side
    85,540,869.60x = 3,202,999,061,922,924.50
  5. Step 5: Solve for x
    x = 3,202,999,061,922,924.50/85,540,869.60
  6. Step 6: Final answer
    x = 37,444,078.80

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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.