Home / 217,069,963.62-299,558,441.76-117,950,710.74

Finding the Fourth Proportional to 217,069,963.62, 299,558,441.76 and 117,950,710.74

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Solution

The fourth proportional to 217,069,963.62, 299,558,441.76 and 117,950,710.74 is: 162,773,008.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,069,963.62 : 299,558,441.76 = 117,950,710.74 : x
  2. Step 2: Convert to fraction form
    217,069,963.62/299,558,441.76 = 117,950,710.74/x
  3. Step 3: Cross multiply
    217,069,963.62x = 299,558,441.76 × 117,950,710.74
  4. Step 4: Simplify right side
    217,069,963.62x = 35,333,131,113,758,892
  5. Step 5: Solve for x
    x = 35,333,131,113,758,892/217,069,963.62
  6. Step 6: Final answer
    x = 162,773,008.87

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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.