Home / 76,709,206.62-114,932,827.53-42,194,480.22

Finding the Fourth Proportional to 76,709,206.62, 114,932,827.53 and 42,194,480.22

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Solution

The fourth proportional to 76,709,206.62, 114,932,827.53 and 42,194,480.22 is: 63,219,672.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,709,206.62 : 114,932,827.53 = 42,194,480.22 : x
  2. Step 2: Convert to fraction form
    76,709,206.62/114,932,827.53 = 42,194,480.22/x
  3. Step 3: Cross multiply
    76,709,206.62x = 114,932,827.53 × 42,194,480.22
  4. Step 4: Simplify right side
    76,709,206.62x = 4,849,530,917,843,256
  5. Step 5: Solve for x
    x = 4,849,530,917,843,256/76,709,206.62
  6. Step 6: Final answer
    x = 63,219,672.47

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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.