Home / 847,747,255.70-1,271,681,418-225,959,230.51

Finding the Fourth Proportional to 847,747,255.70, 1,271,681,418 and 225,959,230.51

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Solution

The fourth proportional to 847,747,255.70, 1,271,681,418 and 225,959,230.51 is: 338,954,980.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,747,255.70 : 1,271,681,418 = 225,959,230.51 : x
  2. Step 2: Convert to fraction form
    847,747,255.70/1,271,681,418 = 225,959,230.51/x
  3. Step 3: Cross multiply
    847,747,255.70x = 1,271,681,418 × 225,959,230.51
  4. Step 4: Simplify right side
    847,747,255.70x = 287,348,154,665,145,664
  5. Step 5: Solve for x
    x = 287,348,154,665,145,664/847,747,255.70
  6. Step 6: Final answer
    x = 338,954,980.67

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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.