Home / 109,156,735.30-163,735,102.95-51,761,107.30

Finding the Fourth Proportional to 109,156,735.30, 163,735,102.95 and 51,761,107.30

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Solution

The fourth proportional to 109,156,735.30, 163,735,102.95 and 51,761,107.30 is: 77,641,660.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,156,735.30 : 163,735,102.95 = 51,761,107.30 : x
  2. Step 2: Convert to fraction form
    109,156,735.30/163,735,102.95 = 51,761,107.30/x
  3. Step 3: Cross multiply
    109,156,735.30x = 163,735,102.95 × 51,761,107.30
  4. Step 4: Simplify right side
    109,156,735.30x = 8,475,110,232,571,495
  5. Step 5: Solve for x
    x = 8,475,110,232,571,495/109,156,735.30
  6. Step 6: Final answer
    x = 77,641,660.95

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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.