Home / 125,914,461.50-188,641,510.50-91,285,099.04

Finding the Fourth Proportional to 125,914,461.50, 188,641,510.50 and 91,285,099.04

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Solution

The fourth proportional to 125,914,461.50, 188,641,510.50 and 91,285,099.04 is: 136,760,772.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,914,461.50 : 188,641,510.50 = 91,285,099.04 : x
  2. Step 2: Convert to fraction form
    125,914,461.50/188,641,510.50 = 91,285,099.04/x
  3. Step 3: Cross multiply
    125,914,461.50x = 188,641,510.50 × 91,285,099.04
  4. Step 4: Simplify right side
    125,914,461.50x = 17,220,158,969,047,702
  5. Step 5: Solve for x
    x = 17,220,158,969,047,702/125,914,461.50
  6. Step 6: Final answer
    x = 136,760,772.07

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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.