Home / 5,008,154,197.64-6,910,983,005.46-2,780,342,976.20

Finding the Fourth Proportional to 5,008,154,197.64, 6,910,983,005.46 and 2,780,342,976.20

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Solution

The fourth proportional to 5,008,154,197.64, 6,910,983,005.46 and 2,780,342,976.20 is: 3,836,723,531.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008,154,197.64 : 6,910,983,005.46 = 2,780,342,976.20 : x
  2. Step 2: Convert to fraction form
    5,008,154,197.64/6,910,983,005.46 = 2,780,342,976.20/x
  3. Step 3: Cross multiply
    5,008,154,197.64x = 6,910,983,005.46 × 2,780,342,976.20
  4. Step 4: Simplify right side
    5,008,154,197.64x = 19,214,903,057,868,275,712
  5. Step 5: Solve for x
    x = 19,214,903,057,868,275,712/5,008,154,197.64
  6. Step 6: Final answer
    x = 3,836,723,531.18

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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.