Home / 345,629,462.67-518,444,718.75-141,157,537.92

Finding the Fourth Proportional to 345,629,462.67, 518,444,718.75 and 141,157,537.92

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Solution

The fourth proportional to 345,629,462.67, 518,444,718.75 and 141,157,537.92 is: 211,736,521.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,629,462.67 : 518,444,718.75 = 141,157,537.92 : x
  2. Step 2: Convert to fraction form
    345,629,462.67/518,444,718.75 = 141,157,537.92/x
  3. Step 3: Cross multiply
    345,629,462.67x = 518,444,718.75 × 141,157,537.92
  4. Step 4: Simplify right side
    345,629,462.67x = 73,182,380,046,376,848
  5. Step 5: Solve for x
    x = 73,182,380,046,376,848/345,629,462.67
  6. Step 6: Final answer
    x = 211,736,521.19

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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.