Home / 3,688,385,734.62-5,090,012,697.60-2,017,634,892.21

Finding the Fourth Proportional to 3,688,385,734.62, 5,090,012,697.60 and 2,017,634,892.21

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Solution

The fourth proportional to 3,688,385,734.62, 5,090,012,697.60 and 2,017,634,892.21 is: 2,784,358,242.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688,385,734.62 : 5,090,012,697.60 = 2,017,634,892.21 : x
  2. Step 2: Convert to fraction form
    3,688,385,734.62/5,090,012,697.60 = 2,017,634,892.21/x
  3. Step 3: Cross multiply
    3,688,385,734.62x = 5,090,012,697.60 × 2,017,634,892.21
  4. Step 4: Simplify right side
    3,688,385,734.62x = 10,269,787,220,469,708,800
  5. Step 5: Solve for x
    x = 10,269,787,220,469,708,800/3,688,385,734.62
  6. Step 6: Final answer
    x = 2,784,358,242.16

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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.