Home / 1,101,961,121.92-1,520,706,348.72-606,923,830.42

Finding the Fourth Proportional to 1,101,961,121.92, 1,520,706,348.72 and 606,923,830.42

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Solution

The fourth proportional to 1,101,961,121.92, 1,520,706,348.72 and 606,923,830.42 is: 837,554,886.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,961,121.92 : 1,520,706,348.72 = 606,923,830.42 : x
  2. Step 2: Convert to fraction form
    1,101,961,121.92/1,520,706,348.72 = 606,923,830.42/x
  3. Step 3: Cross multiply
    1,101,961,121.92x = 1,520,706,348.72 × 606,923,830.42
  4. Step 4: Simplify right side
    1,101,961,121.92x = 922,952,922,105,352,960
  5. Step 5: Solve for x
    x = 922,952,922,105,352,960/1,101,961,121.92
  6. Step 6: Final answer
    x = 837,554,886.24

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.