Home / 1,099,870,777.92-1,517,850,440.09-598,108,907.71

Finding the Fourth Proportional to 1,099,870,777.92, 1,517,850,440.09 and 598,108,907.71

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Solution

The fourth proportional to 1,099,870,777.92, 1,517,850,440.09 and 598,108,907.71 is: 825,405,935.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,870,777.92 : 1,517,850,440.09 = 598,108,907.71 : x
  2. Step 2: Convert to fraction form
    1,099,870,777.92/1,517,850,440.09 = 598,108,907.71/x
  3. Step 3: Cross multiply
    1,099,870,777.92x = 1,517,850,440.09 × 598,108,907.71
  4. Step 4: Simplify right side
    1,099,870,777.92x = 907,839,868,790,492,416
  5. Step 5: Solve for x
    x = 907,839,868,790,492,416/1,099,870,777.92
  6. Step 6: Final answer
    x = 825,405,935.87

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Half scale
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Double scale
Find fourth proportional to 1,099,870,778.92, 1,517,850,441.47 and 598,108,908.71
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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.