Home / 310,565,813.60-465,453,092.10-165,069,077.60

Finding the Fourth Proportional to 310,565,813.60, 465,453,092.10 and 165,069,077.60

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Solution

The fourth proportional to 310,565,813.60, 465,453,092.10 and 165,069,077.60 is: 247,393,335.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,565,813.60 : 465,453,092.10 = 165,069,077.60 : x
  2. Step 2: Convert to fraction form
    310,565,813.60/465,453,092.10 = 165,069,077.60/x
  3. Step 3: Cross multiply
    310,565,813.60x = 465,453,092.10 × 165,069,077.60
  4. Step 4: Simplify right side
    310,565,813.60x = 76,831,912,579,014,848
  5. Step 5: Solve for x
    x = 76,831,912,579,014,848/310,565,813.60
  6. Step 6: Final answer
    x = 247,393,335.69

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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.