Home / 21,730,189,680.80-32,595,284,521.20-18,243,405,279.80

Finding the Fourth Proportional to 21,730,189,680.80, 32,595,284,521.20 and 18,243,405,279.80

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Solution

The fourth proportional to 21,730,189,680.80, 32,595,284,521.20 and 18,243,405,279.80 is: 27,365,107,919.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,730,189,680.80 : 32,595,284,521.20 = 18,243,405,279.80 : x
  2. Step 2: Convert to fraction form
    21,730,189,680.80/32,595,284,521.20 = 18,243,405,279.80/x
  3. Step 3: Cross multiply
    21,730,189,680.80x = 32,595,284,521.20 × 18,243,405,279.80
  4. Step 4: Simplify right side
    21,730,189,680.80x = 594,648,985,730,643,263,488
  5. Step 5: Solve for x
    x = 594,648,985,730,643,263,488/21,730,189,680.80
  6. Step 6: Final answer
    x = 27,365,107,919.70

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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.