Home / 90,760,981.80-136,141,472.70-22,603,673.55

Finding the Fourth Proportional to 90,760,981.80, 136,141,472.70 and 22,603,673.55

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Solution

The fourth proportional to 90,760,981.80, 136,141,472.70 and 22,603,673.55 is: 33,905,510.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,760,981.80 : 136,141,472.70 = 22,603,673.55 : x
  2. Step 2: Convert to fraction form
    90,760,981.80/136,141,472.70 = 22,603,673.55/x
  3. Step 3: Cross multiply
    90,760,981.80x = 136,141,472.70 × 22,603,673.55
  4. Step 4: Simplify right side
    90,760,981.80x = 3,077,297,405,527,037
  5. Step 5: Solve for x
    x = 3,077,297,405,527,037/90,760,981.80
  6. Step 6: Final answer
    x = 33,905,510.33

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Double scale
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1.5x scale

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.