Home / 187,555,458-281,307,648.24-49,369,492.56

Finding the Fourth Proportional to 187,555,458, 281,307,648.24 and 49,369,492.56

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Solution

The fourth proportional to 187,555,458, 281,307,648.24 and 49,369,492.56 is: 74,047,516.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,555,458 : 281,307,648.24 = 49,369,492.56 : x
  2. Step 2: Convert to fraction form
    187,555,458/281,307,648.24 = 49,369,492.56/x
  3. Step 3: Cross multiply
    187,555,458x = 281,307,648.24 × 49,369,492.56
  4. Step 4: Simplify right side
    187,555,458x = 13,888,015,846,855,778
  5. Step 5: Solve for x
    x = 13,888,015,846,855,778/187,555,458
  6. Step 6: Final answer
    x = 74,047,516.37

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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.