Home / 854,987,023.35-1,179,273,716.26-784,649,819.50

Finding the Fourth Proportional to 854,987,023.35, 1,179,273,716.26 and 784,649,819.50

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Solution

The fourth proportional to 854,987,023.35, 1,179,273,716.26 and 784,649,819.50 is: 1,082,258,424.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,987,023.35 : 1,179,273,716.26 = 784,649,819.50 : x
  2. Step 2: Convert to fraction form
    854,987,023.35/1,179,273,716.26 = 784,649,819.50/x
  3. Step 3: Cross multiply
    854,987,023.35x = 1,179,273,716.26 × 784,649,819.50
  4. Step 4: Simplify right side
    854,987,023.35x = 925,316,908,599,593,344
  5. Step 5: Solve for x
    x = 925,316,908,599,593,344/854,987,023.35
  6. Step 6: Final answer
    x = 1,082,258,424.20

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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.