Home / 253,022,479.20-379,281,776.40-116,469,698.40

Finding the Fourth Proportional to 253,022,479.20, 379,281,776.40 and 116,469,698.40

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Solution

The fourth proportional to 253,022,479.20, 379,281,776.40 and 116,469,698.40 is: 174,588,575.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,022,479.20 : 379,281,776.40 = 116,469,698.40 : x
  2. Step 2: Convert to fraction form
    253,022,479.20/379,281,776.40 = 116,469,698.40/x
  3. Step 3: Cross multiply
    253,022,479.20x = 379,281,776.40 × 116,469,698.40
  4. Step 4: Simplify right side
    253,022,479.20x = 44,174,834,105,924,240
  5. Step 5: Solve for x
    x = 44,174,834,105,924,240/253,022,479.20
  6. Step 6: Final answer
    x = 174,588,575.08

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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.