Home / 101,075,176.89-139,490,121.87-57,006,096.57

Finding the Fourth Proportional to 101,075,176.89, 139,490,121.87 and 57,006,096.57

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Solution

The fourth proportional to 101,075,176.89, 139,490,121.87 and 57,006,096.57 is: 78,672,010.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,075,176.89 : 139,490,121.87 = 57,006,096.57 : x
  2. Step 2: Convert to fraction form
    101,075,176.89/139,490,121.87 = 57,006,096.57/x
  3. Step 3: Cross multiply
    101,075,176.89x = 139,490,121.87 × 57,006,096.57
  4. Step 4: Simplify right side
    101,075,176.89x = 7,951,787,357,882,289
  5. Step 5: Solve for x
    x = 7,951,787,357,882,289/101,075,176.89
  6. Step 6: Final answer
    x = 78,672,010.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.