Home / 1,548,445,471.80-2,322,668,207.70-1,393,477,276.20

Finding the Fourth Proportional to 1,548,445,471.80, 2,322,668,207.70 and 1,393,477,276.20

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Solution

The fourth proportional to 1,548,445,471.80, 2,322,668,207.70 and 1,393,477,276.20 is: 2,090,215,914.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548,445,471.80 : 2,322,668,207.70 = 1,393,477,276.20 : x
  2. Step 2: Convert to fraction form
    1,548,445,471.80/2,322,668,207.70 = 1,393,477,276.20/x
  3. Step 3: Cross multiply
    1,548,445,471.80x = 2,322,668,207.70 × 1,393,477,276.20
  4. Step 4: Simplify right side
    1,548,445,471.80x = 3,236,585,367,582,131,712
  5. Step 5: Solve for x
    x = 3,236,585,367,582,131,712/1,548,445,471.80
  6. Step 6: Final answer
    x = 2,090,215,914.30

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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.