Home / 88,573,666.95-132,860,500.43-72,417,860.55

Finding the Fourth Proportional to 88,573,666.95, 132,860,500.43 and 72,417,860.55

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Solution

The fourth proportional to 88,573,666.95, 132,860,500.43 and 72,417,860.55 is: 108,626,790.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,573,666.95 : 132,860,500.43 = 72,417,860.55 : x
  2. Step 2: Convert to fraction form
    88,573,666.95/132,860,500.43 = 72,417,860.55/x
  3. Step 3: Cross multiply
    88,573,666.95x = 132,860,500.43 × 72,417,860.55
  4. Step 4: Simplify right side
    88,573,666.95x = 9,621,473,192,380,866
  5. Step 5: Solve for x
    x = 9,621,473,192,380,866/88,573,666.95
  6. Step 6: Final answer
    x = 108,626,790.83

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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.