Home / 216,727,065.76-325,122,324.72-101,723,289.76

Finding the Fourth Proportional to 216,727,065.76, 325,122,324.72 and 101,723,289.76

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Solution

The fourth proportional to 216,727,065.76, 325,122,324.72 and 101,723,289.76 is: 152,599,825.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,727,065.76 : 325,122,324.72 = 101,723,289.76 : x
  2. Step 2: Convert to fraction form
    216,727,065.76/325,122,324.72 = 101,723,289.76/x
  3. Step 3: Cross multiply
    216,727,065.76x = 325,122,324.72 × 101,723,289.76
  4. Step 4: Simplify right side
    216,727,065.76x = 33,072,512,444,937,376
  5. Step 5: Solve for x
    x = 33,072,512,444,937,376/216,727,065.76
  6. Step 6: Final answer
    x = 152,599,825.63

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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.