Home / 656,116,130.73-984,175,143.30-267,938,961.09

Finding the Fourth Proportional to 656,116,130.73, 984,175,143.30 and 267,938,961.09

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Solution

The fourth proportional to 656,116,130.73, 984,175,143.30 and 267,938,961.09 is: 401,908,828.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,116,130.73 : 984,175,143.30 = 267,938,961.09 : x
  2. Step 2: Convert to fraction form
    656,116,130.73/984,175,143.30 = 267,938,961.09/x
  3. Step 3: Cross multiply
    656,116,130.73x = 984,175,143.30 × 267,938,961.09
  4. Step 4: Simplify right side
    656,116,130.73x = 263,698,865,422,713,216
  5. Step 5: Solve for x
    x = 263,698,865,422,713,216/656,116,130.73
  6. Step 6: Final answer
    x = 401,908,828.44

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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.