Home / 89,099,376.15-122,957,412.33-49,409,701.52

Finding the Fourth Proportional to 89,099,376.15, 122,957,412.33 and 49,409,701.52

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Solution

The fourth proportional to 89,099,376.15, 122,957,412.33 and 49,409,701.52 is: 68,185,539.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,099,376.15 : 122,957,412.33 = 49,409,701.52 : x
  2. Step 2: Convert to fraction form
    89,099,376.15/122,957,412.33 = 49,409,701.52/x
  3. Step 3: Cross multiply
    89,099,376.15x = 122,957,412.33 × 49,409,701.52
  4. Step 4: Simplify right side
    89,099,376.15x = 6,075,289,042,282,081
  5. Step 5: Solve for x
    x = 6,075,289,042,282,081/89,099,376.15
  6. Step 6: Final answer
    x = 68,185,539.62

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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.