Home / 154,524,674,302.40-231,787,011,453.60-112,403,936,100.80

Finding the Fourth Proportional to 154,524,674,302.40, 231,787,011,453.60 and 112,403,936,100.80

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Solution

The fourth proportional to 154,524,674,302.40, 231,787,011,453.60 and 112,403,936,100.80 is: 168,605,904,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,524,674,302.40 : 231,787,011,453.60 = 112,403,936,100.80 : x
  2. Step 2: Convert to fraction form
    154,524,674,302.40/231,787,011,453.60 = 112,403,936,100.80/x
  3. Step 3: Cross multiply
    154,524,674,302.40x = 231,787,011,453.60 × 112,403,936,100.80
  4. Step 4: Simplify right side
    154,524,674,302.40x = 26,053,772,424,425,852,895,232
  5. Step 5: Solve for x
    x = 26,053,772,424,425,852,895,232/154,524,674,302.40
  6. Step 6: Final answer
    x = 168,605,904,151.20

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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.