Home / 656,116,131.73-984,175,144.80-267,938,962.09

Finding the Fourth Proportional to 656,116,131.73, 984,175,144.80 and 267,938,962.09

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Solution

The fourth proportional to 656,116,131.73, 984,175,144.80 and 267,938,962.09 is: 401,908,829.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,116,131.73 : 984,175,144.80 = 267,938,962.09 : x
  2. Step 2: Convert to fraction form
    656,116,131.73/984,175,144.80 = 267,938,962.09/x
  3. Step 3: Cross multiply
    656,116,131.73x = 984,175,144.80 × 267,938,962.09
  4. Step 4: Simplify right side
    656,116,131.73x = 263,698,866,812,487,456
  5. Step 5: Solve for x
    x = 263,698,866,812,487,456/656,116,131.73
  6. Step 6: Final answer
    x = 401,908,829.95

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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.