Home / 330,255,001.70-495,382,502.55-100,223,717.30

Finding the Fourth Proportional to 330,255,001.70, 495,382,502.55 and 100,223,717.30

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Solution

The fourth proportional to 330,255,001.70, 495,382,502.55 and 100,223,717.30 is: 150,335,575.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,255,001.70 : 495,382,502.55 = 100,223,717.30 : x
  2. Step 2: Convert to fraction form
    330,255,001.70/495,382,502.55 = 100,223,717.30/x
  3. Step 3: Cross multiply
    330,255,001.70x = 495,382,502.55 × 100,223,717.30
  4. Step 4: Simplify right side
    330,255,001.70x = 49,649,075,890,937,728
  5. Step 5: Solve for x
    x = 49,649,075,890,937,728/330,255,001.70
  6. Step 6: Final answer
    x = 150,335,575.95

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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.