Home / 795,014,647.12-1,192,765,346.52-407,112,127.12

Finding the Fourth Proportional to 795,014,647.12, 1,192,765,346.52 and 407,112,127.12

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Solution

The fourth proportional to 795,014,647.12, 1,192,765,346.52 and 407,112,127.12 is: 610,792,818.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,014,647.12 : 1,192,765,346.52 = 407,112,127.12 : x
  2. Step 2: Convert to fraction form
    795,014,647.12/1,192,765,346.52 = 407,112,127.12/x
  3. Step 3: Cross multiply
    795,014,647.12x = 1,192,765,346.52 × 407,112,127.12
  4. Step 4: Simplify right side
    795,014,647.12x = 485,589,237,376,781,056
  5. Step 5: Solve for x
    x = 485,589,237,376,781,056/795,014,647.12
  6. Step 6: Final answer
    x = 610,792,818.89

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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.