Home / 242,259,449.94-334,319,399.19-137,837,519.10

Finding the Fourth Proportional to 242,259,449.94, 334,319,399.19 and 137,837,519.10

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Solution

The fourth proportional to 242,259,449.94, 334,319,399.19 and 137,837,519.10 is: 190,216,549.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,259,449.94 : 334,319,399.19 = 137,837,519.10 : x
  2. Step 2: Convert to fraction form
    242,259,449.94/334,319,399.19 = 137,837,519.10/x
  3. Step 3: Cross multiply
    242,259,449.94x = 334,319,399.19 × 137,837,519.10
  4. Step 4: Simplify right side
    242,259,449.94x = 46,081,756,571,352,144
  5. Step 5: Solve for x
    x = 46,081,756,571,352,144/242,259,449.94
  6. Step 6: Final answer
    x = 190,216,549.17

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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.