Home / 280,961,504,567.47-421,525,045,122.42-113,182,629,992.12

Finding the Fourth Proportional to 280,961,504,567.47, 421,525,045,122.42 and 113,182,629,992.12

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Solution

The fourth proportional to 280,961,504,567.47, 421,525,045,122.42 and 113,182,629,992.12 is: 169,807,295,444.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,961,504,567.47 : 421,525,045,122.42 = 113,182,629,992.12 : x
  2. Step 2: Convert to fraction form
    280,961,504,567.47/421,525,045,122.42 = 113,182,629,992.12/x
  3. Step 3: Cross multiply
    280,961,504,567.47x = 421,525,045,122.42 × 113,182,629,992.12
  4. Step 4: Simplify right side
    280,961,504,567.47x = 47,709,313,214,502,544,605,184
  5. Step 5: Solve for x
    x = 47,709,313,214,502,544,605,184/280,961,504,567.47
  6. Step 6: Final answer
    x = 169,807,295,444.08

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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.