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Finding the Fourth Proportional to 88,488,712,986.90, 132,733,069,480.35 and 88,488,712,986.90

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Solution

The fourth proportional to 88,488,712,986.90, 132,733,069,480.35 and 88,488,712,986.90 is: 132,733,069,480.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,488,712,986.90 : 132,733,069,480.35 = 88,488,712,986.90 : x
  2. Step 2: Convert to fraction form
    88,488,712,986.90/132,733,069,480.35 = 88,488,712,986.90/x
  3. Step 3: Cross multiply
    88,488,712,986.90x = 132,733,069,480.35 × 88,488,712,986.90
  4. Step 4: Simplify right side
    88,488,712,986.90x = 11,745,378,489,116,947,120,128
  5. Step 5: Solve for x
    x = 11,745,378,489,116,947,120,128/88,488,712,986.90
  6. Step 6: Final answer
    x = 132,733,069,480.35

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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.