Home / 10,920,498,623.45-15,080,696,213.91-10,325,557,485.53

Finding the Fourth Proportional to 10,920,498,623.45, 15,080,696,213.91 and 10,325,557,485.53

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Solution

The fourth proportional to 10,920,498,623.45, 15,080,696,213.91 and 10,325,557,485.53 is: 14,259,110,416.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,920,498,623.45 : 15,080,696,213.91 = 10,325,557,485.53 : x
  2. Step 2: Convert to fraction form
    10,920,498,623.45/15,080,696,213.91 = 10,325,557,485.53/x
  3. Step 3: Cross multiply
    10,920,498,623.45x = 15,080,696,213.91 × 10,325,557,485.53
  4. Step 4: Simplify right side
    10,920,498,623.45x = 155,716,595,678,542,331,904
  5. Step 5: Solve for x
    x = 155,716,595,678,542,331,904/10,920,498,623.45
  6. Step 6: Final answer
    x = 14,259,110,416.82

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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.