Home / 25,900,904,557.32-38,855,062,940.22-7,974,799,836.36

Finding the Fourth Proportional to 25,900,904,557.32, 38,855,062,940.22 and 7,974,799,836.36

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Solution

The fourth proportional to 25,900,904,557.32, 38,855,062,940.22 and 7,974,799,836.36 is: 11,963,340,851.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,900,904,557.32 : 38,855,062,940.22 = 7,974,799,836.36 : x
  2. Step 2: Convert to fraction form
    25,900,904,557.32/38,855,062,940.22 = 7,974,799,836.36/x
  3. Step 3: Cross multiply
    25,900,904,557.32x = 38,855,062,940.22 × 7,974,799,836.36
  4. Step 4: Simplify right side
    25,900,904,557.32x = 309,861,349,577,423,978,496
  5. Step 5: Solve for x
    x = 309,861,349,577,423,978,496/25,900,904,557.32
  6. Step 6: Final answer
    x = 11,963,340,851.35

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1.5x scale

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.