Home / 178,919,707.35-268,349,664.72-49,540,395.90

Finding the Fourth Proportional to 178,919,707.35, 268,349,664.72 and 49,540,395.90

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Solution

The fourth proportional to 178,919,707.35, 268,349,664.72 and 49,540,395.90 is: 74,302,315.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,919,707.35 : 268,349,664.72 = 49,540,395.90 : x
  2. Step 2: Convert to fraction form
    178,919,707.35/268,349,664.72 = 49,540,395.90/x
  3. Step 3: Cross multiply
    178,919,707.35x = 268,349,664.72 × 49,540,395.90
  4. Step 4: Simplify right side
    178,919,707.35x = 13,294,148,629,861,062
  5. Step 5: Solve for x
    x = 13,294,148,629,861,062/178,919,707.35
  6. Step 6: Final answer
    x = 74,302,315.98

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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.