Home / 117,893,316.92-162,688,963.73-67,665,803.76

Finding the Fourth Proportional to 117,893,316.92, 162,688,963.73 and 67,665,803.76

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Solution

The fourth proportional to 117,893,316.92, 162,688,963.73 and 67,665,803.76 is: 93,376,620.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,893,316.92 : 162,688,963.73 = 67,665,803.76 : x
  2. Step 2: Convert to fraction form
    117,893,316.92/162,688,963.73 = 67,665,803.76/x
  3. Step 3: Cross multiply
    117,893,316.92x = 162,688,963.73 × 67,665,803.76
  4. Step 4: Simplify right side
    117,893,316.92x = 11,008,479,493,333,610
  5. Step 5: Solve for x
    x = 11,008,479,493,333,610/117,893,316.92
  6. Step 6: Final answer
    x = 93,376,620.33

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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.