Home / 139,688,330.76-209,622,177.18-93,682,147.73

Finding the Fourth Proportional to 139,688,330.76, 209,622,177.18 and 93,682,147.73

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Solution

The fourth proportional to 139,688,330.76, 209,622,177.18 and 93,682,147.73 is: 140,583,366.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,688,330.76 : 209,622,177.18 = 93,682,147.73 : x
  2. Step 2: Convert to fraction form
    139,688,330.76/209,622,177.18 = 93,682,147.73/x
  3. Step 3: Cross multiply
    139,688,330.76x = 209,622,177.18 × 93,682,147.73
  4. Step 4: Simplify right side
    139,688,330.76x = 19,637,855,769,012,884
  5. Step 5: Solve for x
    x = 19,637,855,769,012,884/139,688,330.76
  6. Step 6: Final answer
    x = 140,583,366.29

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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.