Home / 165,148,874.40-247,715,438.40-55,963,336.80

Finding the Fourth Proportional to 165,148,874.40, 247,715,438.40 and 55,963,336.80

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Solution

The fourth proportional to 165,148,874.40, 247,715,438.40 and 55,963,336.80 is: 83,942,337.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,148,874.40 : 247,715,438.40 = 55,963,336.80 : x
  2. Step 2: Convert to fraction form
    165,148,874.40/247,715,438.40 = 55,963,336.80/x
  3. Step 3: Cross multiply
    165,148,874.40x = 247,715,438.40 × 55,963,336.80
  4. Step 4: Simplify right side
    165,148,874.40x = 13,862,982,509,738,852
  5. Step 5: Solve for x
    x = 13,862,982,509,738,852/165,148,874.40
  6. Step 6: Final answer
    x = 83,942,337.24

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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.