Home / 104,009,205.40-155,901,833.70-39,288,002.20

Finding the Fourth Proportional to 104,009,205.40, 155,901,833.70 and 39,288,002.20

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Solution

The fourth proportional to 104,009,205.40, 155,901,833.70 and 39,288,002.20 is: 58,889,706.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,009,205.40 : 155,901,833.70 = 39,288,002.20 : x
  2. Step 2: Convert to fraction form
    104,009,205.40/155,901,833.70 = 39,288,002.20/x
  3. Step 3: Cross multiply
    104,009,205.40x = 155,901,833.70 × 39,288,002.20
  4. Step 4: Simplify right side
    104,009,205.40x = 6,125,071,585,389,634
  5. Step 5: Solve for x
    x = 6,125,071,585,389,634/104,009,205.40
  6. Step 6: Final answer
    x = 58,889,706.56

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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.