Home / 116,719,827.82-161,092,957.35-79,025,898.58

Finding the Fourth Proportional to 116,719,827.82, 161,092,957.35 and 79,025,898.58

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Solution

The fourth proportional to 116,719,827.82, 161,092,957.35 and 79,025,898.58 is: 109,069,006.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,719,827.82 : 161,092,957.35 = 79,025,898.58 : x
  2. Step 2: Convert to fraction form
    116,719,827.82/161,092,957.35 = 79,025,898.58/x
  3. Step 3: Cross multiply
    116,719,827.82x = 161,092,957.35 × 79,025,898.58
  4. Step 4: Simplify right side
    116,719,827.82x = 12,730,515,709,493,364
  5. Step 5: Solve for x
    x = 12,730,515,709,493,364/116,719,827.82
  6. Step 6: Final answer
    x = 109,069,006.93

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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.