Home / 953,530,661.40-1,315,945,940.14-572,067,000.63

Finding the Fourth Proportional to 953,530,661.40, 1,315,945,940.14 and 572,067,000.63

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Solution

The fourth proportional to 953,530,661.40, 1,315,945,940.14 and 572,067,000.63 is: 789,496,633.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,530,661.40 : 1,315,945,940.14 = 572,067,000.63 : x
  2. Step 2: Convert to fraction form
    953,530,661.40/1,315,945,940.14 = 572,067,000.63/x
  3. Step 3: Cross multiply
    953,530,661.40x = 1,315,945,940.14 × 572,067,000.63
  4. Step 4: Simplify right side
    953,530,661.40x = 752,809,246,967,115,392
  5. Step 5: Solve for x
    x = 752,809,246,967,115,392/953,530,661.40
  6. Step 6: Final answer
    x = 789,496,633.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.