Home / 366,912,046.40-550,368,069.60-148,561,966.40

Finding the Fourth Proportional to 366,912,046.40, 550,368,069.60 and 148,561,966.40

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Solution

The fourth proportional to 366,912,046.40, 550,368,069.60 and 148,561,966.40 is: 222,842,949.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,912,046.40 : 550,368,069.60 = 148,561,966.40 : x
  2. Step 2: Convert to fraction form
    366,912,046.40/550,368,069.60 = 148,561,966.40/x
  3. Step 3: Cross multiply
    366,912,046.40x = 550,368,069.60 × 148,561,966.40
  4. Step 4: Simplify right side
    366,912,046.40x = 81,763,762,663,548,064
  5. Step 5: Solve for x
    x = 81,763,762,663,548,064/366,912,046.40
  6. Step 6: Final answer
    x = 222,842,949.60

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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.