Home / 606,413,307.60-909,619,961.40-218,248,801.20

Finding the Fourth Proportional to 606,413,307.60, 909,619,961.40 and 218,248,801.20

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Solution

The fourth proportional to 606,413,307.60, 909,619,961.40 and 218,248,801.20 is: 327,373,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,413,307.60 : 909,619,961.40 = 218,248,801.20 : x
  2. Step 2: Convert to fraction form
    606,413,307.60/909,619,961.40 = 218,248,801.20/x
  3. Step 3: Cross multiply
    606,413,307.60x = 909,619,961.40 × 218,248,801.20
  4. Step 4: Simplify right side
    606,413,307.60x = 198,523,466,123,140,256
  5. Step 5: Solve for x
    x = 198,523,466,123,140,256/606,413,307.60
  6. Step 6: Final answer
    x = 327,373,201.80

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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.