Home / 314,928,404.80-472,392,607.20-263,910,068.80

Finding the Fourth Proportional to 314,928,404.80, 472,392,607.20 and 263,910,068.80

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Solution

The fourth proportional to 314,928,404.80, 472,392,607.20 and 263,910,068.80 is: 395,865,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,404.80 : 472,392,607.20 = 263,910,068.80 : x
  2. Step 2: Convert to fraction form
    314,928,404.80/472,392,607.20 = 263,910,068.80/x
  3. Step 3: Cross multiply
    314,928,404.80x = 472,392,607.20 × 263,910,068.80
  4. Step 4: Simplify right side
    314,928,404.80x = 124,669,165,466,763,376
  5. Step 5: Solve for x
    x = 124,669,165,466,763,376/314,928,404.80
  6. Step 6: Final answer
    x = 395,865,103.20

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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.