Home / 3,120,223,825.60-4,680,335,738.40-1,049,257,297.60

Finding the Fourth Proportional to 3,120,223,825.60, 4,680,335,738.40 and 1,049,257,297.60

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Solution

The fourth proportional to 3,120,223,825.60, 4,680,335,738.40 and 1,049,257,297.60 is: 1,573,885,946.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,223,825.60 : 4,680,335,738.40 = 1,049,257,297.60 : x
  2. Step 2: Convert to fraction form
    3,120,223,825.60/4,680,335,738.40 = 1,049,257,297.60/x
  3. Step 3: Cross multiply
    3,120,223,825.60x = 4,680,335,738.40 × 1,049,257,297.60
  4. Step 4: Simplify right side
    3,120,223,825.60x = 4,910,876,428,734,283,776
  5. Step 5: Solve for x
    x = 4,910,876,428,734,283,776/3,120,223,825.60
  6. Step 6: Final answer
    x = 1,573,885,946.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.