Home / 215,498,081.46-297,387,341.04-116,378,819.31

Finding the Fourth Proportional to 215,498,081.46, 297,387,341.04 and 116,378,819.31

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Solution

The fourth proportional to 215,498,081.46, 297,387,341.04 and 116,378,819.31 is: 160,602,764.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,498,081.46 : 297,387,341.04 = 116,378,819.31 : x
  2. Step 2: Convert to fraction form
    215,498,081.46/297,387,341.04 = 116,378,819.31/x
  3. Step 3: Cross multiply
    215,498,081.46x = 297,387,341.04 × 116,378,819.31
  4. Step 4: Simplify right side
    215,498,081.46x = 34,609,587,627,975,512
  5. Step 5: Solve for x
    x = 34,609,587,627,975,512/215,498,081.46
  6. Step 6: Final answer
    x = 160,602,764.50

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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.