Home / 80,594,607.11-120,891,836.81-25,262,840.07

Finding the Fourth Proportional to 80,594,607.11, 120,891,836.81 and 25,262,840.07

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Solution

The fourth proportional to 80,594,607.11, 120,891,836.81 and 25,262,840.07 is: 37,894,236.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,594,607.11 : 120,891,836.81 = 25,262,840.07 : x
  2. Step 2: Convert to fraction form
    80,594,607.11/120,891,836.81 = 25,262,840.07/x
  3. Step 3: Cross multiply
    80,594,607.11x = 120,891,836.81 × 25,262,840.07
  4. Step 4: Simplify right side
    80,594,607.11x = 3,054,071,139,521,335
  5. Step 5: Solve for x
    x = 3,054,071,139,521,335/80,594,607.11
  6. Step 6: Final answer
    x = 37,894,236.96

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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.