Home / 18,107,620,960.32-24,988,518,077.04-10,078,788,660.84

Finding the Fourth Proportional to 18,107,620,960.32, 24,988,518,077.04 and 10,078,788,660.84

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Solution

The fourth proportional to 18,107,620,960.32, 24,988,518,077.04 and 10,078,788,660.84 is: 13,908,728,993.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,107,620,960.32 : 24,988,518,077.04 = 10,078,788,660.84 : x
  2. Step 2: Convert to fraction form
    18,107,620,960.32/24,988,518,077.04 = 10,078,788,660.84/x
  3. Step 3: Cross multiply
    18,107,620,960.32x = 24,988,518,077.04 × 10,078,788,660.84
  4. Step 4: Simplify right side
    18,107,620,960.32x = 251,853,992,646,066,110,464
  5. Step 5: Solve for x
    x = 251,853,992,646,066,110,464/18,107,620,960.32
  6. Step 6: Final answer
    x = 13,908,728,993.06

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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.