Home / 5,180,787,007.02-7,149,486,071.34-2,801,924,928.18

Finding the Fourth Proportional to 5,180,787,007.02, 7,149,486,071.34 and 2,801,924,928.18

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Solution

The fourth proportional to 5,180,787,007.02, 7,149,486,071.34 and 2,801,924,928.18 is: 3,866,656,401.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,787,007.02 : 7,149,486,071.34 = 2,801,924,928.18 : x
  2. Step 2: Convert to fraction form
    5,180,787,007.02/7,149,486,071.34 = 2,801,924,928.18/x
  3. Step 3: Cross multiply
    5,180,787,007.02x = 7,149,486,071.34 × 2,801,924,928.18
  4. Step 4: Simplify right side
    5,180,787,007.02x = 20,032,323,246,963,240,960
  5. Step 5: Solve for x
    x = 20,032,323,246,963,240,960/5,180,787,007.02
  6. Step 6: Final answer
    x = 3,866,656,401.78

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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.