Home / 180,301,605.92-248,813,774.57-100,916,643.81

Finding the Fourth Proportional to 180,301,605.92, 248,813,774.57 and 100,916,643.81

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Solution

The fourth proportional to 180,301,605.92, 248,813,774.57 and 100,916,643.81 is: 139,263,601.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,301,605.92 : 248,813,774.57 = 100,916,643.81 : x
  2. Step 2: Convert to fraction form
    180,301,605.92/248,813,774.57 = 100,916,643.81/x
  3. Step 3: Cross multiply
    180,301,605.92x = 248,813,774.57 × 100,916,643.81
  4. Step 4: Simplify right side
    180,301,605.92x = 25,109,451,063,554,616
  5. Step 5: Solve for x
    x = 25,109,451,063,554,616/180,301,605.92
  6. Step 6: Final answer
    x = 139,263,601.87

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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.