Home / 30,687,286,842.72-42,325,120,709.04-26,407,713,375.84

Finding the Fourth Proportional to 30,687,286,842.72, 42,325,120,709.04 and 26,407,713,375.84

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Solution

The fourth proportional to 30,687,286,842.72, 42,325,120,709.04 and 26,407,713,375.84 is: 36,422,563,585.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,687,286,842.72 : 42,325,120,709.04 = 26,407,713,375.84 : x
  2. Step 2: Convert to fraction form
    30,687,286,842.72/42,325,120,709.04 = 26,407,713,375.84/x
  3. Step 3: Cross multiply
    30,687,286,842.72x = 42,325,120,709.04 × 26,407,713,375.84
  4. Step 4: Simplify right side
    30,687,286,842.72x = 1,117,709,656,282,158,202,880
  5. Step 5: Solve for x
    x = 1,117,709,656,282,158,202,880/30,687,286,842.72
  6. Step 6: Final answer
    x = 36,422,563,585.07

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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.