Home / 787,968,404.80-1,181,952,607.20-524,940,539.20

Finding the Fourth Proportional to 787,968,404.80, 1,181,952,607.20 and 524,940,539.20

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Solution

The fourth proportional to 787,968,404.80, 1,181,952,607.20 and 524,940,539.20 is: 787,410,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,968,404.80 : 1,181,952,607.20 = 524,940,539.20 : x
  2. Step 2: Convert to fraction form
    787,968,404.80/1,181,952,607.20 = 524,940,539.20/x
  3. Step 3: Cross multiply
    787,968,404.80x = 1,181,952,607.20 × 524,940,539.20
  4. Step 4: Simplify right side
    787,968,404.80x = 620,454,838,932,413,824
  5. Step 5: Solve for x
    x = 620,454,838,932,413,824/787,968,404.80
  6. Step 6: Final answer
    x = 787,410,808.80

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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.