Home / 551,124,028.80-826,686,043.20-162,912,283.20

Finding the Fourth Proportional to 551,124,028.80, 826,686,043.20 and 162,912,283.20

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Solution

The fourth proportional to 551,124,028.80, 826,686,043.20 and 162,912,283.20 is: 244,368,424.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,124,028.80 : 826,686,043.20 = 162,912,283.20 : x
  2. Step 2: Convert to fraction form
    551,124,028.80/826,686,043.20 = 162,912,283.20/x
  3. Step 3: Cross multiply
    551,124,028.80x = 826,686,043.20 × 162,912,283.20
  4. Step 4: Simplify right side
    551,124,028.80x = 134,677,310,787,285,840
  5. Step 5: Solve for x
    x = 134,677,310,787,285,840/551,124,028.80
  6. Step 6: Final answer
    x = 244,368,424.80

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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.