Home / 20,717,059,177.60-31,075,588,766.40-20,373,073,820.80

Finding the Fourth Proportional to 20,717,059,177.60, 31,075,588,766.40 and 20,373,073,820.80

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Solution

The fourth proportional to 20,717,059,177.60, 31,075,588,766.40 and 20,373,073,820.80 is: 30,559,610,731.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,717,059,177.60 : 31,075,588,766.40 = 20,373,073,820.80 : x
  2. Step 2: Convert to fraction form
    20,717,059,177.60/31,075,588,766.40 = 20,373,073,820.80/x
  3. Step 3: Cross multiply
    20,717,059,177.60x = 31,075,588,766.40 × 20,373,073,820.80
  4. Step 4: Simplify right side
    20,717,059,177.60x = 633,105,263,962,690,420,736
  5. Step 5: Solve for x
    x = 633,105,263,962,690,420,736/20,717,059,177.60
  6. Step 6: Final answer
    x = 30,559,610,731.20

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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.