Home / 3,785,688,234.40-5,678,532,351.60-3,140,715,690.40

Finding the Fourth Proportional to 3,785,688,234.40, 5,678,532,351.60 and 3,140,715,690.40

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Solution

The fourth proportional to 3,785,688,234.40, 5,678,532,351.60 and 3,140,715,690.40 is: 4,711,073,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,688,234.40 : 5,678,532,351.60 = 3,140,715,690.40 : x
  2. Step 2: Convert to fraction form
    3,785,688,234.40/5,678,532,351.60 = 3,140,715,690.40/x
  3. Step 3: Cross multiply
    3,785,688,234.40x = 5,678,532,351.60 × 3,140,715,690.40
  4. Step 4: Simplify right side
    3,785,688,234.40x = 17,834,655,655,114,131,456
  5. Step 5: Solve for x
    x = 17,834,655,655,114,131,456/3,785,688,234.40
  6. Step 6: Final answer
    x = 4,711,073,535.60

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Double scale
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Similar ratio
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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.