Home / 117,744,579.96-176,602,960.56-31,489,671.72

Finding the Fourth Proportional to 117,744,579.96, 176,602,960.56 and 31,489,671.72

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Solution

The fourth proportional to 117,744,579.96, 176,602,960.56 and 31,489,671.72 is: 47,230,787.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,744,579.96 : 176,602,960.56 = 31,489,671.72 : x
  2. Step 2: Convert to fraction form
    117,744,579.96/176,602,960.56 = 31,489,671.72/x
  3. Step 3: Cross multiply
    117,744,579.96x = 176,602,960.56 × 31,489,671.72
  4. Step 4: Simplify right side
    117,744,579.96x = 5,561,169,252,814,507
  5. Step 5: Solve for x
    x = 5,561,169,252,814,507/117,744,579.96
  6. Step 6: Final answer
    x = 47,230,787.65

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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.