Home / 69,719,621.82-96,238,979.16-59,890,620.54

Finding the Fourth Proportional to 69,719,621.82, 96,238,979.16 and 59,890,620.54

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Solution

The fourth proportional to 69,719,621.82, 96,238,979.16 and 59,890,620.54 is: 82,671,305.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,719,621.82 : 96,238,979.16 = 59,890,620.54 : x
  2. Step 2: Convert to fraction form
    69,719,621.82/96,238,979.16 = 59,890,620.54/x
  3. Step 3: Cross multiply
    69,719,621.82x = 96,238,979.16 × 59,890,620.54
  4. Step 4: Simplify right side
    69,719,621.82x = 5,763,812,182,028,528
  5. Step 5: Solve for x
    x = 5,763,812,182,028,528/69,719,621.82
  6. Step 6: Final answer
    x = 82,671,305.89

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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.