Home / 131,404,032,135.60-197,106,048,203.40-126,760,229,818.80

Finding the Fourth Proportional to 131,404,032,135.60, 197,106,048,203.40 and 126,760,229,818.80

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Solution

The fourth proportional to 131,404,032,135.60, 197,106,048,203.40 and 126,760,229,818.80 is: 190,140,344,728.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,404,032,135.60 : 197,106,048,203.40 = 126,760,229,818.80 : x
  2. Step 2: Convert to fraction form
    131,404,032,135.60/197,106,048,203.40 = 126,760,229,818.80/x
  3. Step 3: Cross multiply
    131,404,032,135.60x = 197,106,048,203.40 × 126,760,229,818.80
  4. Step 4: Simplify right side
    131,404,032,135.60x = 24,985,207,968,938,455,990,272
  5. Step 5: Solve for x
    x = 24,985,207,968,938,455,990,272/131,404,032,135.60
  6. Step 6: Final answer
    x = 190,140,344,728.20

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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.