Home / 86,892,473.87-119,863,853.48-55,044,317.91

Finding the Fourth Proportional to 86,892,473.87, 119,863,853.48 and 55,044,317.91

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Solution

The fourth proportional to 86,892,473.87, 119,863,853.48 and 55,044,317.91 is: 75,930,903.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,892,473.87 : 119,863,853.48 = 55,044,317.91 : x
  2. Step 2: Convert to fraction form
    86,892,473.87/119,863,853.48 = 55,044,317.91/x
  3. Step 3: Cross multiply
    86,892,473.87x = 119,863,853.48 × 55,044,317.91
  4. Step 4: Simplify right side
    86,892,473.87x = 6,597,824,057,008,390
  5. Step 5: Solve for x
    x = 6,597,824,057,008,390/86,892,473.87
  6. Step 6: Final answer
    x = 75,930,903.60

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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.