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Finding the Fourth Proportional to 310,777,751.60, 466,228,835.40 and 92,427,671.60

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Solution

The fourth proportional to 310,777,751.60, 466,228,835.40 and 92,427,671.60 is: 138,660,008.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,777,751.60 : 466,228,835.40 = 92,427,671.60 : x
  2. Step 2: Convert to fraction form
    310,777,751.60/466,228,835.40 = 92,427,671.60/x
  3. Step 3: Cross multiply
    310,777,751.60x = 466,228,835.40 × 92,427,671.60
  4. Step 4: Simplify right side
    310,777,751.60x = 43,092,445,688,801,648
  5. Step 5: Solve for x
    x = 43,092,445,688,801,648/310,777,751.60
  6. Step 6: Final answer
    x = 138,660,008.53

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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.