Home / 88,137,790.80-132,206,686.20-53,649,675.60

Finding the Fourth Proportional to 88,137,790.80, 132,206,686.20 and 53,649,675.60

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Solution

The fourth proportional to 88,137,790.80, 132,206,686.20 and 53,649,675.60 is: 80,474,513.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,137,790.80 : 132,206,686.20 = 53,649,675.60 : x
  2. Step 2: Convert to fraction form
    88,137,790.80/132,206,686.20 = 53,649,675.60/x
  3. Step 3: Cross multiply
    88,137,790.80x = 132,206,686.20 × 53,649,675.60
  4. Step 4: Simplify right side
    88,137,790.80x = 7,092,845,826,780,997
  5. Step 5: Solve for x
    x = 7,092,845,826,780,997/88,137,790.80
  6. Step 6: Final answer
    x = 80,474,513.40

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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.