Home / 209,555,797.23-314,403,655.13-92,955,067.78

Finding the Fourth Proportional to 209,555,797.23, 314,403,655.13 and 92,955,067.78

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Solution

The fourth proportional to 209,555,797.23, 314,403,655.13 and 92,955,067.78 is: 139,463,634.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,555,797.23 : 314,403,655.13 = 92,955,067.78 : x
  2. Step 2: Convert to fraction form
    209,555,797.23/314,403,655.13 = 92,955,067.78/x
  3. Step 3: Cross multiply
    209,555,797.23x = 314,403,655.13 × 92,955,067.78
  4. Step 4: Simplify right side
    209,555,797.23x = 29,225,413,072,838,332
  5. Step 5: Solve for x
    x = 29,225,413,072,838,332/209,555,797.23
  6. Step 6: Final answer
    x = 139,463,634.31

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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.