Home / 132,893,818.40-199,378,052.40-64,738,733.60

Finding the Fourth Proportional to 132,893,818.40, 199,378,052.40 and 64,738,733.60

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Solution

The fourth proportional to 132,893,818.40, 199,378,052.40 and 64,738,733.60 is: 97,126,283.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,893,818.40 : 199,378,052.40 = 64,738,733.60 : x
  2. Step 2: Convert to fraction form
    132,893,818.40/199,378,052.40 = 64,738,733.60/x
  3. Step 3: Cross multiply
    132,893,818.40x = 199,378,052.40 × 64,738,733.60
  4. Step 4: Simplify right side
    132,893,818.40x = 12,907,482,620,010,442
  5. Step 5: Solve for x
    x = 12,907,482,620,010,442/132,893,818.40
  6. Step 6: Final answer
    x = 97,126,283.04

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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.