Home / 504,481,191.30-756,358,612.02-309,990,772.62

Finding the Fourth Proportional to 504,481,191.30, 756,358,612.02 and 309,990,772.62

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Solution

The fourth proportional to 504,481,191.30, 756,358,612.02 and 309,990,772.62 is: 464,762,997.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,481,191.30 : 756,358,612.02 = 309,990,772.62 : x
  2. Step 2: Convert to fraction form
    504,481,191.30/756,358,612.02 = 309,990,772.62/x
  3. Step 3: Cross multiply
    504,481,191.30x = 756,358,612.02 × 309,990,772.62
  4. Step 4: Simplify right side
    504,481,191.30x = 234,464,190,517,870,624
  5. Step 5: Solve for x
    x = 234,464,190,517,870,624/504,481,191.30
  6. Step 6: Final answer
    x = 464,762,997.24

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Double scale
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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.