Home / 165,809,656,821.60-248,714,485,232.40-54,025,931,728.80

Finding the Fourth Proportional to 165,809,656,821.60, 248,714,485,232.40 and 54,025,931,728.80

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Solution

The fourth proportional to 165,809,656,821.60, 248,714,485,232.40 and 54,025,931,728.80 is: 81,038,897,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,809,656,821.60 : 248,714,485,232.40 = 54,025,931,728.80 : x
  2. Step 2: Convert to fraction form
    165,809,656,821.60/248,714,485,232.40 = 54,025,931,728.80/x
  3. Step 3: Cross multiply
    165,809,656,821.60x = 248,714,485,232.40 × 54,025,931,728.80
  4. Step 4: Simplify right side
    165,809,656,821.60x = 13,437,031,799,129,278,251,008
  5. Step 5: Solve for x
    x = 13,437,031,799,129,278,251,008/165,809,656,821.60
  6. Step 6: Final answer
    x = 81,038,897,593.20

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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.