Home / 88,315,362.90-121,875,206.27-49,156,299.54

Finding the Fourth Proportional to 88,315,362.90, 121,875,206.27 and 49,156,299.54

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Solution

The fourth proportional to 88,315,362.90, 121,875,206.27 and 49,156,299.54 is: 67,835,696.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,315,362.90 : 121,875,206.27 = 49,156,299.54 : x
  2. Step 2: Convert to fraction form
    88,315,362.90/121,875,206.27 = 49,156,299.54/x
  3. Step 3: Cross multiply
    88,315,362.90x = 121,875,206.27 × 49,156,299.54
  4. Step 4: Simplify right side
    88,315,362.90x = 5,990,934,145,907,406
  5. Step 5: Solve for x
    x = 5,990,934,145,907,406/88,315,362.90
  6. Step 6: Final answer
    x = 67,835,696.41

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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.