Home / 108,732,640.49-163,017,495.79-65,591,787.77

Finding the Fourth Proportional to 108,732,640.49, 163,017,495.79 and 65,591,787.77

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Solution

The fourth proportional to 108,732,640.49, 163,017,495.79 and 65,591,787.77 is: 98,338,538.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,732,640.49 : 163,017,495.79 = 65,591,787.77 : x
  2. Step 2: Convert to fraction form
    108,732,640.49/163,017,495.79 = 65,591,787.77/x
  3. Step 3: Cross multiply
    108,732,640.49x = 163,017,495.79 × 65,591,787.77
  4. Step 4: Simplify right side
    108,732,640.49x = 10,692,608,985,675,482
  5. Step 5: Solve for x
    x = 10,692,608,985,675,482/108,732,640.49
  6. Step 6: Final answer
    x = 98,338,538.80

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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.