Home / 119,371,269.78-179,007,786.47-45,622,289.14

Finding the Fourth Proportional to 119,371,269.78, 179,007,786.47 and 45,622,289.14

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Solution

The fourth proportional to 119,371,269.78, 179,007,786.47 and 45,622,289.14 is: 68,414,661.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,371,269.78 : 179,007,786.47 = 45,622,289.14 : x
  2. Step 2: Convert to fraction form
    119,371,269.78/179,007,786.47 = 45,622,289.14/x
  3. Step 3: Cross multiply
    119,371,269.78x = 179,007,786.47 × 45,622,289.14
  4. Step 4: Simplify right side
    119,371,269.78x = 8,166,744,992,312,257
  5. Step 5: Solve for x
    x = 8,166,744,992,312,257/119,371,269.78
  6. Step 6: Final answer
    x = 68,414,661.31

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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.