Home / 109,135,043.60-163,725,310.20-36,374,428.40

Finding the Fourth Proportional to 109,135,043.60, 163,725,310.20 and 36,374,428.40

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Solution

The fourth proportional to 109,135,043.60, 163,725,310.20 and 36,374,428.40 is: 54,569,223.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,135,043.60 : 163,725,310.20 = 36,374,428.40 : x
  2. Step 2: Convert to fraction form
    109,135,043.60/163,725,310.20 = 36,374,428.40/x
  3. Step 3: Cross multiply
    109,135,043.60x = 163,725,310.20 × 36,374,428.40
  4. Step 4: Simplify right side
    109,135,043.60x = 5,955,414,573,137,689
  5. Step 5: Solve for x
    x = 5,955,414,573,137,689/109,135,043.60
  6. Step 6: Final answer
    x = 54,569,223.38

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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.