Home / 219,215,341,081.46-328,824,464,460.86-84,924,745,550.66

Finding the Fourth Proportional to 219,215,341,081.46, 328,824,464,460.86 and 84,924,745,550.66

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Solution

The fourth proportional to 219,215,341,081.46, 328,824,464,460.86 and 84,924,745,550.66 is: 127,387,681,160.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,215,341,081.46 : 328,824,464,460.86 = 84,924,745,550.66 : x
  2. Step 2: Convert to fraction form
    219,215,341,081.46/328,824,464,460.86 = 84,924,745,550.66/x
  3. Step 3: Cross multiply
    219,215,341,081.46x = 328,824,464,460.86 × 84,924,745,550.66
  4. Step 4: Simplify right side
    219,215,341,081.46x = 27,925,333,975,170,577,072,128
  5. Step 5: Solve for x
    x = 27,925,333,975,170,577,072,128/219,215,341,081.46
  6. Step 6: Final answer
    x = 127,387,681,160.48

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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.