Home / 9,421,264,808.82-13,001,345,509.25-5,192,176,745.12

Finding the Fourth Proportional to 9,421,264,808.82, 13,001,345,509.25 and 5,192,176,745.12

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Solution

The fourth proportional to 9,421,264,808.82, 13,001,345,509.25 and 5,192,176,745.12 is: 7,165,203,948.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421,264,808.82 : 13,001,345,509.25 = 5,192,176,745.12 : x
  2. Step 2: Convert to fraction form
    9,421,264,808.82/13,001,345,509.25 = 5,192,176,745.12/x
  3. Step 3: Cross multiply
    9,421,264,808.82x = 13,001,345,509.25 × 5,192,176,745.12
  4. Step 4: Simplify right side
    9,421,264,808.82x = 67,505,283,808,404,742,144
  5. Step 5: Solve for x
    x = 67,505,283,808,404,742,144/9,421,264,808.82
  6. Step 6: Final answer
    x = 7,165,203,948.54

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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.