Home / 13,229,640,392.86-19,847,366,331.54-3,912,661,971.10

Finding the Fourth Proportional to 13,229,640,392.86, 19,847,366,331.54 and 3,912,661,971.10

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Solution

The fourth proportional to 13,229,640,392.86, 19,847,366,331.54 and 3,912,661,971.10 is: 5,869,852,329.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,229,640,392.86 : 19,847,366,331.54 = 3,912,661,971.10 : x
  2. Step 2: Convert to fraction form
    13,229,640,392.86/19,847,366,331.54 = 3,912,661,971.10/x
  3. Step 3: Cross multiply
    13,229,640,392.86x = 19,847,366,331.54 × 3,912,661,971.10
  4. Step 4: Simplify right side
    13,229,640,392.86x = 77,656,035,471,907,078,144
  5. Step 5: Solve for x
    x = 77,656,035,471,907,078,144/13,229,640,392.86
  6. Step 6: Final answer
    x = 5,869,852,329.00

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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.