Home / 404,928,015.90-607,392,023.85-267,178,508.70

Finding the Fourth Proportional to 404,928,015.90, 607,392,023.85 and 267,178,508.70

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Solution

The fourth proportional to 404,928,015.90, 607,392,023.85 and 267,178,508.70 is: 400,767,763.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,928,015.90 : 607,392,023.85 = 267,178,508.70 : x
  2. Step 2: Convert to fraction form
    404,928,015.90/607,392,023.85 = 267,178,508.70/x
  3. Step 3: Cross multiply
    404,928,015.90x = 607,392,023.85 × 267,178,508.70
  4. Step 4: Simplify right side
    404,928,015.90x = 162,282,095,128,517,824
  5. Step 5: Solve for x
    x = 162,282,095,128,517,824/404,928,015.90
  6. Step 6: Final answer
    x = 400,767,763.05

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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.