Home / 1,406,597,414.21-2,110,090,143.21-816,665,480.58

Finding the Fourth Proportional to 1,406,597,414.21, 2,110,090,143.21 and 816,665,480.58

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Solution

The fourth proportional to 1,406,597,414.21, 2,110,090,143.21 and 816,665,480.58 is: 1,225,110,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,597,414.21 : 2,110,090,143.21 = 816,665,480.58 : x
  2. Step 2: Convert to fraction form
    1,406,597,414.21/2,110,090,143.21 = 816,665,480.58/x
  3. Step 3: Cross multiply
    1,406,597,414.21x = 2,110,090,143.21 × 816,665,480.58
  4. Step 4: Simplify right side
    1,406,597,414.21x = 1,723,237,780,867,632,384
  5. Step 5: Solve for x
    x = 1,723,237,780,867,632,384/1,406,597,414.21
  6. Step 6: Final answer
    x = 1,225,110,869.30

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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.