Home / 77,339,592-115,984,621.92-25,512,596.16

Finding the Fourth Proportional to 77,339,592, 115,984,621.92 and 25,512,596.16

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Solution

The fourth proportional to 77,339,592, 115,984,621.92 and 25,512,596.16 is: 38,260,724.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,339,592 : 115,984,621.92 = 25,512,596.16 : x
  2. Step 2: Convert to fraction form
    77,339,592/115,984,621.92 = 25,512,596.16/x
  3. Step 3: Cross multiply
    77,339,592x = 115,984,621.92 × 25,512,596.16
  4. Step 4: Simplify right side
    77,339,592x = 2,959,068,819,815,244
  5. Step 5: Solve for x
    x = 2,959,068,819,815,244/77,339,592
  6. Step 6: Final answer
    x = 38,260,724.47

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1.5x scale

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.