Home / 212,215,901.36-318,323,824.92-58,861,957.04

Finding the Fourth Proportional to 212,215,901.36, 318,323,824.92 and 58,861,957.04

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Solution

The fourth proportional to 212,215,901.36, 318,323,824.92 and 58,861,957.04 is: 88,292,928.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,215,901.36 : 318,323,824.92 = 58,861,957.04 : x
  2. Step 2: Convert to fraction form
    212,215,901.36/318,323,824.92 = 58,861,957.04/x
  3. Step 3: Cross multiply
    212,215,901.36x = 318,323,824.92 × 58,861,957.04
  4. Step 4: Simplify right side
    212,215,901.36x = 18,737,163,307,249,524
  5. Step 5: Solve for x
    x = 18,737,163,307,249,524/212,215,901.36
  6. Step 6: Final answer
    x = 88,292,928.04

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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.