Home / 88,573,605.70-132,860,408.55-66,571,948.30

Finding the Fourth Proportional to 88,573,605.70, 132,860,408.55 and 66,571,948.30

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Solution

The fourth proportional to 88,573,605.70, 132,860,408.55 and 66,571,948.30 is: 99,857,922.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,573,605.70 : 132,860,408.55 = 66,571,948.30 : x
  2. Step 2: Convert to fraction form
    88,573,605.70/132,860,408.55 = 66,571,948.30/x
  3. Step 3: Cross multiply
    88,573,605.70x = 132,860,408.55 × 66,571,948.30
  4. Step 4: Simplify right side
    88,573,605.70x = 8,844,776,249,107,477
  5. Step 5: Solve for x
    x = 8,844,776,249,107,477/88,573,605.70
  6. Step 6: Final answer
    x = 99,857,922.45

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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.