Home / 1,222,635,609.18-1,830,509,478.45-1,098,661,052.70

Finding the Fourth Proportional to 1,222,635,609.18, 1,830,509,478.45 and 1,098,661,052.70

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Solution

The fourth proportional to 1,222,635,609.18, 1,830,509,478.45 and 1,098,661,052.70 is: 1,644,896,856.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,635,609.18 : 1,830,509,478.45 = 1,098,661,052.70 : x
  2. Step 2: Convert to fraction form
    1,222,635,609.18/1,830,509,478.45 = 1,098,661,052.70/x
  3. Step 3: Cross multiply
    1,222,635,609.18x = 1,830,509,478.45 × 1,098,661,052.70
  4. Step 4: Simplify right side
    1,222,635,609.18x = 2,011,109,470,571,205,120
  5. Step 5: Solve for x
    x = 2,011,109,470,571,205,120/1,222,635,609.18
  6. Step 6: Final answer
    x = 1,644,896,856.82

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Double scale
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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.