Home / 463,030,829.82-638,099,477.39-454,520,134.42

Finding the Fourth Proportional to 463,030,829.82, 638,099,477.39 and 454,520,134.42

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Solution

The fourth proportional to 463,030,829.82, 638,099,477.39 and 454,520,134.42 is: 626,370,948.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,030,829.82 : 638,099,477.39 = 454,520,134.42 : x
  2. Step 2: Convert to fraction form
    463,030,829.82/638,099,477.39 = 454,520,134.42/x
  3. Step 3: Cross multiply
    463,030,829.82x = 638,099,477.39 × 454,520,134.42
  4. Step 4: Simplify right side
    463,030,829.82x = 290,029,060,236,175,616
  5. Step 5: Solve for x
    x = 290,029,060,236,175,616/463,030,829.82
  6. Step 6: Final answer
    x = 626,370,948.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.