Home / 154,524,674,214.90-231,787,011,322.35-112,403,936,013.30

Finding the Fourth Proportional to 154,524,674,214.90, 231,787,011,322.35 and 112,403,936,013.30

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Solution

The fourth proportional to 154,524,674,214.90, 231,787,011,322.35 and 112,403,936,013.30 is: 168,605,904,019.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,524,674,214.90 : 231,787,011,322.35 = 112,403,936,013.30 : x
  2. Step 2: Convert to fraction form
    154,524,674,214.90/231,787,011,322.35 = 112,403,936,013.30/x
  3. Step 3: Cross multiply
    154,524,674,214.90x = 231,787,011,322.35 × 112,403,936,013.30
  4. Step 4: Simplify right side
    154,524,674,214.90x = 26,053,772,389,391,473,311,744
  5. Step 5: Solve for x
    x = 26,053,772,389,391,473,311,744/154,524,674,214.90
  6. Step 6: Final answer
    x = 168,605,904,019.95

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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.