Home / 72,209,127,615.80-108,313,691,423.70-22,522,370,185.40

Finding the Fourth Proportional to 72,209,127,615.80, 108,313,691,423.70 and 22,522,370,185.40

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Solution

The fourth proportional to 72,209,127,615.80, 108,313,691,423.70 and 22,522,370,185.40 is: 33,783,555,278.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,209,127,615.80 : 108,313,691,423.70 = 22,522,370,185.40 : x
  2. Step 2: Convert to fraction form
    72,209,127,615.80/108,313,691,423.70 = 22,522,370,185.40/x
  3. Step 3: Cross multiply
    72,209,127,615.80x = 108,313,691,423.70 × 22,522,370,185.40
  4. Step 4: Simplify right side
    72,209,127,615.80x = 2,439,481,054,391,756,652,544
  5. Step 5: Solve for x
    x = 2,439,481,054,391,756,652,544/72,209,127,615.80
  6. Step 6: Final answer
    x = 33,783,555,278.10

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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.