Home / 267,648,940.80-401,473,411.20-145,204,934.40

Finding the Fourth Proportional to 267,648,940.80, 401,473,411.20 and 145,204,934.40

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Solution

The fourth proportional to 267,648,940.80, 401,473,411.20 and 145,204,934.40 is: 217,807,401.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,648,940.80 : 401,473,411.20 = 145,204,934.40 : x
  2. Step 2: Convert to fraction form
    267,648,940.80/401,473,411.20 = 145,204,934.40/x
  3. Step 3: Cross multiply
    267,648,940.80x = 401,473,411.20 × 145,204,934.40
  4. Step 4: Simplify right side
    267,648,940.80x = 58,295,920,336,640,224
  5. Step 5: Solve for x
    x = 58,295,920,336,640,224/267,648,940.80
  6. Step 6: Final answer
    x = 217,807,401.60

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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.