Home / 7,175,873,401.20-10,763,810,101.80-5,240,955,769.20

Finding the Fourth Proportional to 7,175,873,401.20, 10,763,810,101.80 and 5,240,955,769.20

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Solution

The fourth proportional to 7,175,873,401.20, 10,763,810,101.80 and 5,240,955,769.20 is: 7,861,433,653.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175,873,401.20 : 10,763,810,101.80 = 5,240,955,769.20 : x
  2. Step 2: Convert to fraction form
    7,175,873,401.20/10,763,810,101.80 = 5,240,955,769.20/x
  3. Step 3: Cross multiply
    7,175,873,401.20x = 10,763,810,101.80 × 5,240,955,769.20
  4. Step 4: Simplify right side
    7,175,873,401.20x = 56,412,652,651,601,944,576
  5. Step 5: Solve for x
    x = 56,412,652,651,601,944,576/7,175,873,401.20
  6. Step 6: Final answer
    x = 7,861,433,653.80

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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.