Home / 629,864,493.40-944,796,740.10-319,928,102.20

Finding the Fourth Proportional to 629,864,493.40, 944,796,740.10 and 319,928,102.20

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Solution

The fourth proportional to 629,864,493.40, 944,796,740.10 and 319,928,102.20 is: 479,892,153.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,864,493.40 : 944,796,740.10 = 319,928,102.20 : x
  2. Step 2: Convert to fraction form
    629,864,493.40/944,796,740.10 = 319,928,102.20/x
  3. Step 3: Cross multiply
    629,864,493.40x = 944,796,740.10 × 319,928,102.20
  4. Step 4: Simplify right side
    629,864,493.40x = 302,267,028,024,939,648
  5. Step 5: Solve for x
    x = 302,267,028,024,939,648/629,864,493.40
  6. Step 6: Final answer
    x = 479,892,153.30

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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.