Home / 2,240,428,107.60-3,360,642,161.40-1,207,306,803.60

Finding the Fourth Proportional to 2,240,428,107.60, 3,360,642,161.40 and 1,207,306,803.60

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Solution

The fourth proportional to 2,240,428,107.60, 3,360,642,161.40 and 1,207,306,803.60 is: 1,810,960,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240,428,107.60 : 3,360,642,161.40 = 1,207,306,803.60 : x
  2. Step 2: Convert to fraction form
    2,240,428,107.60/3,360,642,161.40 = 1,207,306,803.60/x
  3. Step 3: Cross multiply
    2,240,428,107.60x = 3,360,642,161.40 × 1,207,306,803.60
  4. Step 4: Simplify right side
    2,240,428,107.60x = 4,057,326,145,923,229,184
  5. Step 5: Solve for x
    x = 4,057,326,145,923,229,184/2,240,428,107.60
  6. Step 6: Final answer
    x = 1,810,960,205.40

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Double scale
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Similar ratio
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1.5x scale

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.