Home / 440,999,827.60-661,599,398.97-145,894,255.06

Finding the Fourth Proportional to 440,999,827.60, 661,599,398.97 and 145,894,255.06

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Solution

The fourth proportional to 440,999,827.60, 661,599,398.97 and 145,894,255.06 is: 218,874,351.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,999,827.60 : 661,599,398.97 = 145,894,255.06 : x
  2. Step 2: Convert to fraction form
    440,999,827.60/661,599,398.97 = 145,894,255.06/x
  3. Step 3: Cross multiply
    440,999,827.60x = 661,599,398.97 × 145,894,255.06
  4. Step 4: Simplify right side
    440,999,827.60x = 96,523,551,460,871,888
  5. Step 5: Solve for x
    x = 96,523,551,460,871,888/440,999,827.60
  6. Step 6: Final answer
    x = 218,874,351.92

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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.