Home / 21,523,589,743.20-32,285,384,614.80-9,891,409,135.20

Finding the Fourth Proportional to 21,523,589,743.20, 32,285,384,614.80 and 9,891,409,135.20

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Solution

The fourth proportional to 21,523,589,743.20, 32,285,384,614.80 and 9,891,409,135.20 is: 14,837,113,702.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,523,589,743.20 : 32,285,384,614.80 = 9,891,409,135.20 : x
  2. Step 2: Convert to fraction form
    21,523,589,743.20/32,285,384,614.80 = 9,891,409,135.20/x
  3. Step 3: Cross multiply
    21,523,589,743.20x = 32,285,384,614.80 × 9,891,409,135.20
  4. Step 4: Simplify right side
    21,523,589,743.20x = 319,347,948,312,278,269,952
  5. Step 5: Solve for x
    x = 319,347,948,312,278,269,952/21,523,589,743.20
  6. Step 6: Final answer
    x = 14,837,113,702.80

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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.