Home / 116,586,409.20-174,903,233.40-39,917,187.60

Finding the Fourth Proportional to 116,586,409.20, 174,903,233.40 and 39,917,187.60

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Solution

The fourth proportional to 116,586,409.20, 174,903,233.40 and 39,917,187.60 is: 59,883,868.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,586,409.20 : 174,903,233.40 = 39,917,187.60 : x
  2. Step 2: Convert to fraction form
    116,586,409.20/174,903,233.40 = 39,917,187.60/x
  3. Step 3: Cross multiply
    116,586,409.20x = 174,903,233.40 × 39,917,187.60
  4. Step 4: Simplify right side
    116,586,409.20x = 6,981,645,179,474,386
  5. Step 5: Solve for x
    x = 6,981,645,179,474,386/116,586,409.20
  6. Step 6: Final answer
    x = 59,883,868.35

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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.