Home / 13,643,346,869.99-20,446,727,310.97-10,618,297,650.87

Finding the Fourth Proportional to 13,643,346,869.99, 20,446,727,310.97 and 10,618,297,650.87

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Solution

The fourth proportional to 13,643,346,869.99, 20,446,727,310.97 and 10,618,297,650.87 is: 15,913,209,467.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,643,346,869.99 : 20,446,727,310.97 = 10,618,297,650.87 : x
  2. Step 2: Convert to fraction form
    13,643,346,869.99/20,446,727,310.97 = 10,618,297,650.87/x
  3. Step 3: Cross multiply
    13,643,346,869.99x = 20,446,727,310.97 × 10,618,297,650.87
  4. Step 4: Simplify right side
    13,643,346,869.99x = 217,109,436,574,061,232,128
  5. Step 5: Solve for x
    x = 217,109,436,574,061,232,128/13,643,346,869.99
  6. Step 6: Final answer
    x = 15,913,209,467.08

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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.