Home / 85,639,900.20-118,179,901.10-46,480,836.17

Finding the Fourth Proportional to 85,639,900.20, 118,179,901.10 and 46,480,836.17

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Solution

The fourth proportional to 85,639,900.20, 118,179,901.10 and 46,480,836.17 is: 64,141,838.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,639,900.20 : 118,179,901.10 = 46,480,836.17 : x
  2. Step 2: Convert to fraction form
    85,639,900.20/118,179,901.10 = 46,480,836.17/x
  3. Step 3: Cross multiply
    85,639,900.20x = 118,179,901.10 × 46,480,836.17
  4. Step 4: Simplify right side
    85,639,900.20x = 5,493,100,620,792,599
  5. Step 5: Solve for x
    x = 5,493,100,620,792,599/85,639,900.20
  6. Step 6: Final answer
    x = 64,141,838.18

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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.