Home / 3,888,246,953.52-5,364,070,881.60-2,279,880,993.24

Finding the Fourth Proportional to 3,888,246,953.52, 5,364,070,881.60 and 2,279,880,993.24

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Solution

The fourth proportional to 3,888,246,953.52, 5,364,070,881.60 and 2,279,880,993.24 is: 3,145,233,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,246,953.52 : 5,364,070,881.60 = 2,279,880,993.24 : x
  2. Step 2: Convert to fraction form
    3,888,246,953.52/5,364,070,881.60 = 2,279,880,993.24/x
  3. Step 3: Cross multiply
    3,888,246,953.52x = 5,364,070,881.60 × 2,279,880,993.24
  4. Step 4: Simplify right side
    3,888,246,953.52x = 12,229,443,249,351,970,816
  5. Step 5: Solve for x
    x = 12,229,443,249,351,970,816/3,888,246,953.52
  6. Step 6: Final answer
    x = 3,145,233,159.20

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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.