Home / 688,497,557.50-1,032,948,958.51-222,150,232.94

Finding the Fourth Proportional to 688,497,557.50, 1,032,948,958.51 and 222,150,232.94

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Solution

The fourth proportional to 688,497,557.50, 1,032,948,958.51 and 222,150,232.94 is: 333,290,727.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,497,557.50 : 1,032,948,958.51 = 222,150,232.94 : x
  2. Step 2: Convert to fraction form
    688,497,557.50/1,032,948,958.51 = 222,150,232.94/x
  3. Step 3: Cross multiply
    688,497,557.50x = 1,032,948,958.51 × 222,150,232.94
  4. Step 4: Simplify right side
    688,497,557.50x = 229,469,851,748,126,880
  5. Step 5: Solve for x
    x = 229,469,851,748,126,880/688,497,557.50
  6. Step 6: Final answer
    x = 333,290,727.39

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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.