Home / 21,523,409,687.20-32,285,114,530.80-19,353,854,948.80

Finding the Fourth Proportional to 21,523,409,687.20, 32,285,114,530.80 and 19,353,854,948.80

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Solution

The fourth proportional to 21,523,409,687.20, 32,285,114,530.80 and 19,353,854,948.80 is: 29,030,782,423.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,523,409,687.20 : 32,285,114,530.80 = 19,353,854,948.80 : x
  2. Step 2: Convert to fraction form
    21,523,409,687.20/32,285,114,530.80 = 19,353,854,948.80/x
  3. Step 3: Cross multiply
    21,523,409,687.20x = 32,285,114,530.80 × 19,353,854,948.80
  4. Step 4: Simplify right side
    21,523,409,687.20x = 624,841,423,634,498,322,432
  5. Step 5: Solve for x
    x = 624,841,423,634,498,322,432/21,523,409,687.20
  6. Step 6: Final answer
    x = 29,030,782,423.20

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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.