Home / 702,538,126.40-1,053,809,503.20-177,906,941.12

Finding the Fourth Proportional to 702,538,126.40, 1,053,809,503.20 and 177,906,941.12

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Solution

The fourth proportional to 702,538,126.40, 1,053,809,503.20 and 177,906,941.12 is: 266,860,997.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,538,126.40 : 1,053,809,503.20 = 177,906,941.12 : x
  2. Step 2: Convert to fraction form
    702,538,126.40/1,053,809,503.20 = 177,906,941.12/x
  3. Step 3: Cross multiply
    702,538,126.40x = 1,053,809,503.20 × 177,906,941.12
  4. Step 4: Simplify right side
    702,538,126.40x = 187,480,025,237,498,880
  5. Step 5: Solve for x
    x = 187,480,025,237,498,880/702,538,126.40
  6. Step 6: Final answer
    x = 266,860,997.56

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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.