Home / 159,731,497.26-238,966,831.94-120,981,575.16

Finding the Fourth Proportional to 159,731,497.26, 238,966,831.94 and 120,981,575.16

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Solution

The fourth proportional to 159,731,497.26, 238,966,831.94 and 120,981,575.16 is: 180,994,883.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,731,497.26 : 238,966,831.94 = 120,981,575.16 : x
  2. Step 2: Convert to fraction form
    159,731,497.26/238,966,831.94 = 120,981,575.16/x
  3. Step 3: Cross multiply
    159,731,497.26x = 238,966,831.94 × 120,981,575.16
  4. Step 4: Simplify right side
    159,731,497.26x = 28,910,583,738,491,292
  5. Step 5: Solve for x
    x = 28,910,583,738,491,292/159,731,497.26
  6. Step 6: Final answer
    x = 180,994,883.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.