Home / 881,585,835.27-1,322,570,071.78-268,154,117.79

Finding the Fourth Proportional to 881,585,835.27, 1,322,570,071.78 and 268,154,117.79

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Solution

The fourth proportional to 881,585,835.27, 1,322,570,071.78 and 268,154,117.79 is: 402,289,370.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,585,835.27 : 1,322,570,071.78 = 268,154,117.79 : x
  2. Step 2: Convert to fraction form
    881,585,835.27/1,322,570,071.78 = 268,154,117.79/x
  3. Step 3: Cross multiply
    881,585,835.27x = 1,322,570,071.78 × 268,154,117.79
  4. Step 4: Simplify right side
    881,585,835.27x = 354,652,610,811,722,496
  5. Step 5: Solve for x
    x = 354,652,610,811,722,496/881,585,835.27
  6. Step 6: Final answer
    x = 402,289,370.61

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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.