Home / 743,838,081.39-1,115,918,547.29-226,255,069.77

Finding the Fourth Proportional to 743,838,081.39, 1,115,918,547.29 and 226,255,069.77

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Solution

The fourth proportional to 743,838,081.39, 1,115,918,547.29 and 226,255,069.77 is: 339,431,705.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,838,081.39 : 1,115,918,547.29 = 226,255,069.77 : x
  2. Step 2: Convert to fraction form
    743,838,081.39/1,115,918,547.29 = 226,255,069.77/x
  3. Step 3: Cross multiply
    743,838,081.39x = 1,115,918,547.29 × 226,255,069.77
  4. Step 4: Simplify right side
    743,838,081.39x = 252,482,228,770,257,216
  5. Step 5: Solve for x
    x = 252,482,228,770,257,216/743,838,081.39
  6. Step 6: Final answer
    x = 339,431,705.75

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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.