Home / 3,681,763,878.12-5,080,800,497.24-2,011,012,518.12

Finding the Fourth Proportional to 3,681,763,878.12, 5,080,800,497.24 and 2,011,012,518.12

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Solution

The fourth proportional to 3,681,763,878.12, 5,080,800,497.24 and 2,011,012,518.12 is: 2,775,178,892.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681,763,878.12 : 5,080,800,497.24 = 2,011,012,518.12 : x
  2. Step 2: Convert to fraction form
    3,681,763,878.12/5,080,800,497.24 = 2,011,012,518.12/x
  3. Step 3: Cross multiply
    3,681,763,878.12x = 5,080,800,497.24 × 2,011,012,518.12
  4. Step 4: Simplify right side
    3,681,763,878.12x = 10,217,553,402,019,958,784
  5. Step 5: Solve for x
    x = 10,217,553,402,019,958,784/3,681,763,878.12
  6. Step 6: Final answer
    x = 2,775,178,892.58

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1.5x scale

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.