Home / 313,129,333.30-469,691,009.16-190,341,552.36

Finding the Fourth Proportional to 313,129,333.30, 469,691,009.16 and 190,341,552.36

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Solution

The fourth proportional to 313,129,333.30, 469,691,009.16 and 190,341,552.36 is: 285,510,510.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,129,333.30 : 469,691,009.16 = 190,341,552.36 : x
  2. Step 2: Convert to fraction form
    313,129,333.30/469,691,009.16 = 190,341,552.36/x
  3. Step 3: Cross multiply
    313,129,333.30x = 469,691,009.16 × 190,341,552.36
  4. Step 4: Simplify right side
    313,129,333.30x = 89,401,715,813,049,392
  5. Step 5: Solve for x
    x = 89,401,715,813,049,392/313,129,333.30
  6. Step 6: Final answer
    x = 285,510,510.53

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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.