Home / 89,140,122.17-122,968,095.93-58,218,391.61

Finding the Fourth Proportional to 89,140,122.17, 122,968,095.93 and 58,218,391.61

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Solution

The fourth proportional to 89,140,122.17, 122,968,095.93 and 58,218,391.61 is: 80,311,812.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,140,122.17 : 122,968,095.93 = 58,218,391.61 : x
  2. Step 2: Convert to fraction form
    89,140,122.17/122,968,095.93 = 58,218,391.61/x
  3. Step 3: Cross multiply
    89,140,122.17x = 122,968,095.93 × 58,218,391.61
  4. Step 4: Simplify right side
    89,140,122.17x = 7,159,004,764,388,787
  5. Step 5: Solve for x
    x = 7,159,004,764,388,787/89,140,122.17
  6. Step 6: Final answer
    x = 80,311,812.35

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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.