Home / 88,323,780.80-132,485,671.20-64,137,310.40

Finding the Fourth Proportional to 88,323,780.80, 132,485,671.20 and 64,137,310.40

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Solution

The fourth proportional to 88,323,780.80, 132,485,671.20 and 64,137,310.40 is: 96,205,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,323,780.80 : 132,485,671.20 = 64,137,310.40 : x
  2. Step 2: Convert to fraction form
    88,323,780.80/132,485,671.20 = 64,137,310.40/x
  3. Step 3: Cross multiply
    88,323,780.80x = 132,485,671.20 × 64,137,310.40
  4. Step 4: Simplify right side
    88,323,780.80x = 8,497,274,617,306,740
  5. Step 5: Solve for x
    x = 8,497,274,617,306,740/88,323,780.80
  6. Step 6: Final answer
    x = 96,205,965.60

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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.