Home / 132,893,816.40-199,378,049.40-64,738,731.60

Finding the Fourth Proportional to 132,893,816.40, 199,378,049.40 and 64,738,731.60

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Solution

The fourth proportional to 132,893,816.40, 199,378,049.40 and 64,738,731.60 is: 97,126,280.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,893,816.40 : 199,378,049.40 = 64,738,731.60 : x
  2. Step 2: Convert to fraction form
    132,893,816.40/199,378,049.40 = 64,738,731.60/x
  3. Step 3: Cross multiply
    132,893,816.40x = 199,378,049.40 × 64,738,731.60
  4. Step 4: Simplify right side
    132,893,816.40x = 12,907,482,027,038,142
  5. Step 5: Solve for x
    x = 12,907,482,027,038,142/132,893,816.40
  6. Step 6: Final answer
    x = 97,126,280.04

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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.