Home / 132,347,815.20-198,521,722.80-101,736,813.60

Finding the Fourth Proportional to 132,347,815.20, 198,521,722.80 and 101,736,813.60

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Solution

The fourth proportional to 132,347,815.20, 198,521,722.80 and 101,736,813.60 is: 152,605,220.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,347,815.20 : 198,521,722.80 = 101,736,813.60 : x
  2. Step 2: Convert to fraction form
    132,347,815.20/198,521,722.80 = 101,736,813.60/x
  3. Step 3: Cross multiply
    132,347,815.20x = 198,521,722.80 × 101,736,813.60
  4. Step 4: Simplify right side
    132,347,815.20x = 20,196,967,508,054,472
  5. Step 5: Solve for x
    x = 20,196,967,508,054,472/132,347,815.20
  6. Step 6: Final answer
    x = 152,605,220.40

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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.