Home / 85,152,056.70-127,728,085.05-24,569,759.10

Finding the Fourth Proportional to 85,152,056.70, 127,728,085.05 and 24,569,759.10

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Solution

The fourth proportional to 85,152,056.70, 127,728,085.05 and 24,569,759.10 is: 36,854,638.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,152,056.70 : 127,728,085.05 = 24,569,759.10 : x
  2. Step 2: Convert to fraction form
    85,152,056.70/127,728,085.05 = 24,569,759.10/x
  3. Step 3: Cross multiply
    85,152,056.70x = 127,728,085.05 × 24,569,759.10
  4. Step 4: Simplify right side
    85,152,056.70x = 3,138,248,279,982,811.50
  5. Step 5: Solve for x
    x = 3,138,248,279,982,811.50/85,152,056.70
  6. Step 6: Final answer
    x = 36,854,638.65

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Double scale
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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.