Home / 211,528,188.45-317,306,859.03-88,582,717.53

Finding the Fourth Proportional to 211,528,188.45, 317,306,859.03 and 88,582,717.53

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Solution

The fourth proportional to 211,528,188.45, 317,306,859.03 and 88,582,717.53 is: 132,880,180.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,528,188.45 : 317,306,859.03 = 88,582,717.53 : x
  2. Step 2: Convert to fraction form
    211,528,188.45/317,306,859.03 = 88,582,717.53/x
  3. Step 3: Cross multiply
    211,528,188.45x = 317,306,859.03 × 88,582,717.53
  4. Step 4: Simplify right side
    211,528,188.45x = 28,107,903,863,786,016
  5. Step 5: Solve for x
    x = 28,107,903,863,786,016/211,528,188.45
  6. Step 6: Final answer
    x = 132,880,180.51

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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.