Home / 201,204,009.60-301,806,014.40-164,853,445.20

Finding the Fourth Proportional to 201,204,009.60, 301,806,014.40 and 164,853,445.20

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Solution

The fourth proportional to 201,204,009.60, 301,806,014.40 and 164,853,445.20 is: 247,280,167.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,009.60 : 301,806,014.40 = 164,853,445.20 : x
  2. Step 2: Convert to fraction form
    201,204,009.60/301,806,014.40 = 164,853,445.20/x
  3. Step 3: Cross multiply
    201,204,009.60x = 301,806,014.40 × 164,853,445.20
  4. Step 4: Simplify right side
    201,204,009.60x = 49,753,761,255,920,800
  5. Step 5: Solve for x
    x = 49,753,761,255,920,800/201,204,009.60
  6. Step 6: Final answer
    x = 247,280,167.80

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1.5x scale

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.