Home / 213,582,625,948.72-294,744,241,940.65-115,924,287,019.19

Finding the Fourth Proportional to 213,582,625,948.72, 294,744,241,940.65 and 115,924,287,019.19

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Solution

The fourth proportional to 213,582,625,948.72, 294,744,241,940.65 and 115,924,287,019.19 is: 159,975,634,479.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,582,625,948.72 : 294,744,241,940.65 = 115,924,287,019.19 : x
  2. Step 2: Convert to fraction form
    213,582,625,948.72/294,744,241,940.65 = 115,924,287,019.19/x
  3. Step 3: Cross multiply
    213,582,625,948.72x = 294,744,241,940.65 × 115,924,287,019.19
  4. Step 4: Simplify right side
    213,582,625,948.72x = 34,168,016,099,981,494,583,296
  5. Step 5: Solve for x
    x = 34,168,016,099,981,494,583,296/213,582,625,948.72
  6. Step 6: Final answer
    x = 159,975,634,479.68

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Double scale
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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.