Home / 7,928,331,373.80-10,941,384,965.90-4,541,895,157.20

Finding the Fourth Proportional to 7,928,331,373.80, 10,941,384,965.90 and 4,541,895,157.20

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Solution

The fourth proportional to 7,928,331,373.80, 10,941,384,965.90 and 4,541,895,157.20 is: 6,267,980,114.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928,331,373.80 : 10,941,384,965.90 = 4,541,895,157.20 : x
  2. Step 2: Convert to fraction form
    7,928,331,373.80/10,941,384,965.90 = 4,541,895,157.20/x
  3. Step 3: Cross multiply
    7,928,331,373.80x = 10,941,384,965.90 × 4,541,895,157.20
  4. Step 4: Simplify right side
    7,928,331,373.80x = 49,694,623,389,682,089,984
  5. Step 5: Solve for x
    x = 49,694,623,389,682,089,984/7,928,331,373.80
  6. Step 6: Final answer
    x = 6,267,980,114.19

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.