Home / 551,063,599.67-760,467,808.69-303,544,953.92

Finding the Fourth Proportional to 551,063,599.67, 760,467,808.69 and 303,544,953.92

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Solution

The fourth proportional to 551,063,599.67, 760,467,808.69 and 303,544,953.92 is: 418,892,059.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,063,599.67 : 760,467,808.69 = 303,544,953.92 : x
  2. Step 2: Convert to fraction form
    551,063,599.67/760,467,808.69 = 303,544,953.92/x
  3. Step 3: Cross multiply
    551,063,599.67x = 760,467,808.69 × 303,544,953.92
  4. Step 4: Simplify right side
    551,063,599.67x = 230,836,165,947,591,744
  5. Step 5: Solve for x
    x = 230,836,165,947,591,744/551,063,599.67
  6. Step 6: Final answer
    x = 418,892,059.07

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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.