Home / 79,352,091.15-109,521,996.26-45,862,992.69

Finding the Fourth Proportional to 79,352,091.15, 109,521,996.26 and 45,862,992.69

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Solution

The fourth proportional to 79,352,091.15, 109,521,996.26 and 45,862,992.69 is: 63,300,241.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,352,091.15 : 109,521,996.26 = 45,862,992.69 : x
  2. Step 2: Convert to fraction form
    79,352,091.15/109,521,996.26 = 45,862,992.69/x
  3. Step 3: Cross multiply
    79,352,091.15x = 109,521,996.26 × 45,862,992.69
  4. Step 4: Simplify right side
    79,352,091.15x = 5,023,006,513,637,272
  5. Step 5: Solve for x
    x = 5,023,006,513,637,272/79,352,091.15
  6. Step 6: Final answer
    x = 63,300,241.25

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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.