Home / 277,143,987.43-415,663,001.05-83,055,402.60

Finding the Fourth Proportional to 277,143,987.43, 415,663,001.05 and 83,055,402.60

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Solution

The fourth proportional to 277,143,987.43, 415,663,001.05 and 83,055,402.60 is: 124,567,226.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,143,987.43 : 415,663,001.05 = 83,055,402.60 : x
  2. Step 2: Convert to fraction form
    277,143,987.43/415,663,001.05 = 83,055,402.60/x
  3. Step 3: Cross multiply
    277,143,987.43x = 415,663,001.05 × 83,055,402.60
  4. Step 4: Simplify right side
    277,143,987.43x = 34,523,057,898,131,972
  5. Step 5: Solve for x
    x = 34,523,057,898,131,972/277,143,987.43
  6. Step 6: Final answer
    x = 124,567,226.66

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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.