Home / 611,609,879,670.22-917,451,593,119.77-187,141,822,109.38

Finding the Fourth Proportional to 611,609,879,670.22, 917,451,593,119.77 and 187,141,822,109.38

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Solution

The fourth proportional to 611,609,879,670.22, 917,451,593,119.77 and 187,141,822,109.38 is: 280,723,985,240.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,609,879,670.22 : 917,451,593,119.77 = 187,141,822,109.38 : x
  2. Step 2: Convert to fraction form
    611,609,879,670.22/917,451,593,119.77 = 187,141,822,109.38/x
  3. Step 3: Cross multiply
    611,609,879,670.22x = 917,451,593,119.77 × 187,141,822,109.38
  4. Step 4: Simplify right side
    611,609,879,670.22x = 171,693,562,833,587,278,970,880
  5. Step 5: Solve for x
    x = 171,693,562,833,587,278,970,880/611,609,879,670.22
  6. Step 6: Final answer
    x = 280,723,985,240.66

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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.