Home / 76,923,008.40-115,384,512.60-23,070,320.40

Finding the Fourth Proportional to 76,923,008.40, 115,384,512.60 and 23,070,320.40

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Solution

The fourth proportional to 76,923,008.40, 115,384,512.60 and 23,070,320.40 is: 34,605,480.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,923,008.40 : 115,384,512.60 = 23,070,320.40 : x
  2. Step 2: Convert to fraction form
    76,923,008.40/115,384,512.60 = 23,070,320.40/x
  3. Step 3: Cross multiply
    76,923,008.40x = 115,384,512.60 × 23,070,320.40
  4. Step 4: Simplify right side
    76,923,008.40x = 2,661,957,674,879,836.50
  5. Step 5: Solve for x
    x = 2,661,957,674,879,836.50/76,923,008.40
  6. Step 6: Final answer
    x = 34,605,480.60

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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.