Home / 12,974,563,808,120-17,904,915,785,839-7,041,818,586,593.20

Finding the Fourth Proportional to 12,974,563,808,120, 17,904,915,785,839 and 7,041,818,586,593.20

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Solution

The fourth proportional to 12,974,563,808,120, 17,904,915,785,839 and 7,041,818,586,593.20 is: 9,717,719,272,627.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,974,563,808,120 : 17,904,915,785,839 = 7,041,818,586,593.20 : x
  2. Step 2: Convert to fraction form
    12,974,563,808,120/17,904,915,785,839 = 7,041,818,586,593.20/x
  3. Step 3: Cross multiply
    12,974,563,808,120x = 17,904,915,785,839 × 7,041,818,586,593.20
  4. Step 4: Simplify right side
    12,974,563,808,120x = 126,083,168,772,107,068,499,820,544
  5. Step 5: Solve for x
    x = 126,083,168,772,107,068,499,820,544/12,974,563,808,120
  6. Step 6: Final answer
    x = 9,717,719,272,627.82

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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.