Home / 77,568,496.24-107,044,848.84-42,760,422.94

Finding the Fourth Proportional to 77,568,496.24, 107,044,848.84 and 42,760,422.94

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Solution

The fourth proportional to 77,568,496.24, 107,044,848.84 and 42,760,422.94 is: 59,009,562.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,568,496.24 : 107,044,848.84 = 42,760,422.94 : x
  2. Step 2: Convert to fraction form
    77,568,496.24/107,044,848.84 = 42,760,422.94/x
  3. Step 3: Cross multiply
    77,568,496.24x = 107,044,848.84 × 42,760,422.94
  4. Step 4: Simplify right side
    77,568,496.24x = 4,577,283,009,946,768
  5. Step 5: Solve for x
    x = 4,577,283,009,946,768/77,568,496.24
  6. Step 6: Final answer
    x = 59,009,562.28

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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.