Home / 77,306,244.20-115,959,366.30-51,825,847.40

Finding the Fourth Proportional to 77,306,244.20, 115,959,366.30 and 51,825,847.40

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Solution

The fourth proportional to 77,306,244.20, 115,959,366.30 and 51,825,847.40 is: 77,738,771.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,306,244.20 : 115,959,366.30 = 51,825,847.40 : x
  2. Step 2: Convert to fraction form
    77,306,244.20/115,959,366.30 = 51,825,847.40/x
  3. Step 3: Cross multiply
    77,306,244.20x = 115,959,366.30 × 51,825,847.40
  4. Step 4: Simplify right side
    77,306,244.20x = 6,009,692,422,464,502
  5. Step 5: Solve for x
    x = 6,009,692,422,464,502/77,306,244.20
  6. Step 6: Final answer
    x = 77,738,771.10

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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.