Home / 1,255,151,433.30-1,728,166,251.38-1,066,581,994.74

Finding the Fourth Proportional to 1,255,151,433.30, 1,728,166,251.38 and 1,066,581,994.74

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Solution

The fourth proportional to 1,255,151,433.30, 1,728,166,251.38 and 1,066,581,994.74 is: 1,468,532,767.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,151,433.30 : 1,728,166,251.38 = 1,066,581,994.74 : x
  2. Step 2: Convert to fraction form
    1,255,151,433.30/1,728,166,251.38 = 1,066,581,994.74/x
  3. Step 3: Cross multiply
    1,255,151,433.30x = 1,728,166,251.38 × 1,066,581,994.74
  4. Step 4: Simplify right side
    1,255,151,433.30x = 1,843,231,007,639,228,928
  5. Step 5: Solve for x
    x = 1,843,231,007,639,228,928/1,255,151,433.30
  6. Step 6: Final answer
    x = 1,468,532,767.23

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Double scale
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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.