Home / 5,385,820,538.20-7,431,865,892.20-3,127,318,585.24

Finding the Fourth Proportional to 5,385,820,538.20, 7,431,865,892.20 and 3,127,318,585.24

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Solution

The fourth proportional to 5,385,820,538.20, 7,431,865,892.20 and 3,127,318,585.24 is: 4,315,370,733.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385,820,538.20 : 7,431,865,892.20 = 3,127,318,585.24 : x
  2. Step 2: Convert to fraction form
    5,385,820,538.20/7,431,865,892.20 = 3,127,318,585.24/x
  3. Step 3: Cross multiply
    5,385,820,538.20x = 7,431,865,892.20 × 3,127,318,585.24
  4. Step 4: Simplify right side
    5,385,820,538.20x = 23,241,812,327,688,310,784
  5. Step 5: Solve for x
    x = 23,241,812,327,688,310,784/5,385,820,538.20
  6. Step 6: Final answer
    x = 4,315,370,733.73

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.