Home / 1,224,072,078.40-1,836,108,117.60-734,296,052.80

Finding the Fourth Proportional to 1,224,072,078.40, 1,836,108,117.60 and 734,296,052.80

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Solution

The fourth proportional to 1,224,072,078.40, 1,836,108,117.60 and 734,296,052.80 is: 1,101,444,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,072,078.40 : 1,836,108,117.60 = 734,296,052.80 : x
  2. Step 2: Convert to fraction form
    1,224,072,078.40/1,836,108,117.60 = 734,296,052.80/x
  3. Step 3: Cross multiply
    1,224,072,078.40x = 1,836,108,117.60 × 734,296,052.80
  4. Step 4: Simplify right side
    1,224,072,078.40x = 1,348,246,943,267,718,144
  5. Step 5: Solve for x
    x = 1,348,246,943,267,718,144/1,224,072,078.40
  6. Step 6: Final answer
    x = 1,101,444,079.20

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Double scale
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Similar ratio
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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.