Home / 787,968,222.80-1,181,952,334.20-524,940,357.20

Finding the Fourth Proportional to 787,968,222.80, 1,181,952,334.20 and 524,940,357.20

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Solution

The fourth proportional to 787,968,222.80, 1,181,952,334.20 and 524,940,357.20 is: 787,410,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,968,222.80 : 1,181,952,334.20 = 524,940,357.20 : x
  2. Step 2: Convert to fraction form
    787,968,222.80/1,181,952,334.20 = 524,940,357.20/x
  3. Step 3: Cross multiply
    787,968,222.80x = 1,181,952,334.20 × 524,940,357.20
  4. Step 4: Simplify right side
    787,968,222.80x = 620,454,480,508,321,792
  5. Step 5: Solve for x
    x = 620,454,480,508,321,792/787,968,222.80
  6. Step 6: Final answer
    x = 787,410,535.80

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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.