Home / 88,921,922.55-122,709,617.54-49,231,222.23

Finding the Fourth Proportional to 88,921,922.55, 122,709,617.54 and 49,231,222.23

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Solution

The fourth proportional to 88,921,922.55, 122,709,617.54 and 49,231,222.23 is: 67,937,627.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,921,922.55 : 122,709,617.54 = 49,231,222.23 : x
  2. Step 2: Convert to fraction form
    88,921,922.55/122,709,617.54 = 49,231,222.23/x
  3. Step 3: Cross multiply
    88,921,922.55x = 122,709,617.54 × 49,231,222.23
  4. Step 4: Simplify right side
    88,921,922.55x = 6,041,144,450,623,889
  5. Step 5: Solve for x
    x = 6,041,144,450,623,889/88,921,922.55
  6. Step 6: Final answer
    x = 67,937,627.50

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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.