Home / 242,258,772.08-334,318,467.22-137,836,843.68

Finding the Fourth Proportional to 242,258,772.08, 334,318,467.22 and 137,836,843.68

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Solution

The fourth proportional to 242,258,772.08, 334,318,467.22 and 137,836,843.68 is: 190,215,619.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,258,772.08 : 334,318,467.22 = 137,836,843.68 : x
  2. Step 2: Convert to fraction form
    242,258,772.08/334,318,467.22 = 137,836,843.68/x
  3. Step 3: Cross multiply
    242,258,772.08x = 334,318,467.22 × 137,836,843.68
  4. Step 4: Simplify right side
    242,258,772.08x = 46,081,402,305,540,352
  5. Step 5: Solve for x
    x = 46,081,402,305,540,352/242,258,772.08
  6. Step 6: Final answer
    x = 190,215,619.07

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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.