Home / 142,117,501.20-213,196,587.04-43,757,530.14

Finding the Fourth Proportional to 142,117,501.20, 213,196,587.04 and 43,757,530.14

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Solution

The fourth proportional to 142,117,501.20, 213,196,587.04 and 43,757,530.14 is: 65,642,556.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,117,501.20 : 213,196,587.04 = 43,757,530.14 : x
  2. Step 2: Convert to fraction form
    142,117,501.20/213,196,587.04 = 43,757,530.14/x
  3. Step 3: Cross multiply
    142,117,501.20x = 213,196,587.04 × 43,757,530.14
  4. Step 4: Simplify right side
    142,117,501.20x = 9,328,956,083,147,934
  5. Step 5: Solve for x
    x = 9,328,956,083,147,934/142,117,501.20
  6. Step 6: Final answer
    x = 65,642,556.37

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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.