Home / 1,213,048,219.17-1,819,577,659.37-384,005,934.57

Finding the Fourth Proportional to 1,213,048,219.17, 1,819,577,659.37 and 384,005,934.57

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Solution

The fourth proportional to 1,213,048,219.17, 1,819,577,659.37 and 384,005,934.57 is: 576,010,589.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,048,219.17 : 1,819,577,659.37 = 384,005,934.57 : x
  2. Step 2: Convert to fraction form
    1,213,048,219.17/1,819,577,659.37 = 384,005,934.57/x
  3. Step 3: Cross multiply
    1,213,048,219.17x = 1,819,577,659.37 × 384,005,934.57
  4. Step 4: Simplify right side
    1,213,048,219.17x = 698,728,619,607,149,952
  5. Step 5: Solve for x
    x = 698,728,619,607,149,952/1,213,048,219.17
  6. Step 6: Final answer
    x = 576,010,589.33

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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.