Home / 30,556,290,814.23-42,167,683,351.38-17,007,637,212.11

Finding the Fourth Proportional to 30,556,290,814.23, 42,167,683,351.38 and 17,007,637,212.11

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Solution

The fourth proportional to 30,556,290,814.23, 42,167,683,351.38 and 17,007,637,212.11 is: 23,470,540,481.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,556,290,814.23 : 42,167,683,351.38 = 17,007,637,212.11 : x
  2. Step 2: Convert to fraction form
    30,556,290,814.23/42,167,683,351.38 = 17,007,637,212.11/x
  3. Step 3: Cross multiply
    30,556,290,814.23x = 42,167,683,351.38 × 17,007,637,212.11
  4. Step 4: Simplify right side
    30,556,290,814.23x = 717,172,660,515,190,865,920
  5. Step 5: Solve for x
    x = 717,172,660,515,190,865,920/30,556,290,814.23
  6. Step 6: Final answer
    x = 23,470,540,481.35

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1.5x scale

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.