Home / 195,033,144.86-269,146,099.62-105,724,812.86

Finding the Fourth Proportional to 195,033,144.86, 269,146,099.62 and 105,724,812.86

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Solution

The fourth proportional to 195,033,144.86, 269,146,099.62 and 105,724,812.86 is: 145,900,436.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,033,144.86 : 269,146,099.62 = 105,724,812.86 : x
  2. Step 2: Convert to fraction form
    195,033,144.86/269,146,099.62 = 105,724,812.86/x
  3. Step 3: Cross multiply
    195,033,144.86x = 269,146,099.62 × 105,724,812.86
  4. Step 4: Simplify right side
    195,033,144.86x = 28,455,421,014,323,416
  5. Step 5: Solve for x
    x = 28,455,421,014,323,416/195,033,144.86
  6. Step 6: Final answer
    x = 145,900,436.74

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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.