Home / 115,719,089.32-173,578,633.98-54,950,582.44

Finding the Fourth Proportional to 115,719,089.32, 173,578,633.98 and 54,950,582.44

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Solution

The fourth proportional to 115,719,089.32, 173,578,633.98 and 54,950,582.44 is: 82,425,873.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,719,089.32 : 173,578,633.98 = 54,950,582.44 : x
  2. Step 2: Convert to fraction form
    115,719,089.32/173,578,633.98 = 54,950,582.44/x
  3. Step 3: Cross multiply
    115,719,089.32x = 173,578,633.98 × 54,950,582.44
  4. Step 4: Simplify right side
    115,719,089.32x = 9,538,247,036,340,574
  5. Step 5: Solve for x
    x = 9,538,247,036,340,574/115,719,089.32
  6. Step 6: Final answer
    x = 82,425,873.66

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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.