Home / 1,067,757,650.10-1,601,636,475.15-838,434,078.90

Finding the Fourth Proportional to 1,067,757,650.10, 1,601,636,475.15 and 838,434,078.90

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Solution

The fourth proportional to 1,067,757,650.10, 1,601,636,475.15 and 838,434,078.90 is: 1,257,651,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,757,650.10 : 1,601,636,475.15 = 838,434,078.90 : x
  2. Step 2: Convert to fraction form
    1,067,757,650.10/1,601,636,475.15 = 838,434,078.90/x
  3. Step 3: Cross multiply
    1,067,757,650.10x = 1,601,636,475.15 × 838,434,078.90
  4. Step 4: Simplify right side
    1,067,757,650.10x = 1,342,866,602,775,033,088
  5. Step 5: Solve for x
    x = 1,342,866,602,775,033,088/1,067,757,650.10
  6. Step 6: Final answer
    x = 1,257,651,118.35

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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.