Home / 1,067,689,653.60-1,601,534,480.40-838,366,082.40

Finding the Fourth Proportional to 1,067,689,653.60, 1,601,534,480.40 and 838,366,082.40

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Solution

The fourth proportional to 1,067,689,653.60, 1,601,534,480.40 and 838,366,082.40 is: 1,257,549,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,689,653.60 : 1,601,534,480.40 = 838,366,082.40 : x
  2. Step 2: Convert to fraction form
    1,067,689,653.60/1,601,534,480.40 = 838,366,082.40/x
  3. Step 3: Cross multiply
    1,067,689,653.60x = 1,601,534,480.40 × 838,366,082.40
  4. Step 4: Simplify right side
    1,067,689,653.60x = 1,342,672,188,161,467,648
  5. Step 5: Solve for x
    x = 1,342,672,188,161,467,648/1,067,689,653.60
  6. Step 6: Final answer
    x = 1,257,549,123.60

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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.