Home / 31,203,770,120.20-46,805,655,180.30-28,816,111,995.40

Finding the Fourth Proportional to 31,203,770,120.20, 46,805,655,180.30 and 28,816,111,995.40

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Solution

The fourth proportional to 31,203,770,120.20, 46,805,655,180.30 and 28,816,111,995.40 is: 43,224,167,993.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,203,770,120.20 : 46,805,655,180.30 = 28,816,111,995.40 : x
  2. Step 2: Convert to fraction form
    31,203,770,120.20/46,805,655,180.30 = 28,816,111,995.40/x
  3. Step 3: Cross multiply
    31,203,770,120.20x = 46,805,655,180.30 × 28,816,111,995.40
  4. Step 4: Simplify right side
    31,203,770,120.20x = 1,348,757,001,693,599,105,024
  5. Step 5: Solve for x
    x = 1,348,757,001,693,599,105,024/31,203,770,120.20
  6. Step 6: Final answer
    x = 43,224,167,993.10

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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.