Home / 847,747,222.75-1,271,681,368.53-225,959,197.54

Finding the Fourth Proportional to 847,747,222.75, 1,271,681,368.53 and 225,959,197.54

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Solution

The fourth proportional to 847,747,222.75, 1,271,681,368.53 and 225,959,197.54 is: 338,954,931.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,747,222.75 : 1,271,681,368.53 = 225,959,197.54 : x
  2. Step 2: Convert to fraction form
    847,747,222.75/1,271,681,368.53 = 225,959,197.54/x
  3. Step 3: Cross multiply
    847,747,222.75x = 1,271,681,368.53 × 225,959,197.54
  4. Step 4: Simplify right side
    847,747,222.75x = 287,348,101,559,248,704
  5. Step 5: Solve for x
    x = 287,348,101,559,248,704/847,747,222.75
  6. Step 6: Final answer
    x = 338,954,931.20

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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.