Home / 75,066,118.14-112,616,155.82-40,521,778.45

Finding the Fourth Proportional to 75,066,118.14, 112,616,155.82 and 40,521,778.45

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Solution

The fourth proportional to 75,066,118.14, 112,616,155.82 and 40,521,778.45 is: 60,791,832.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,066,118.14 : 112,616,155.82 = 40,521,778.45 : x
  2. Step 2: Convert to fraction form
    75,066,118.14/112,616,155.82 = 40,521,778.45/x
  3. Step 3: Cross multiply
    75,066,118.14x = 112,616,155.82 × 40,521,778.45
  4. Step 4: Simplify right side
    75,066,118.14x = 4,563,406,915,826,109
  5. Step 5: Solve for x
    x = 4,563,406,915,826,109/75,066,118.14
  6. Step 6: Final answer
    x = 60,791,832.97

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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.