Home / 953,124,200.52-1,315,067,120.82-556,419,230.16

Finding the Fourth Proportional to 953,124,200.52, 1,315,067,120.82 and 556,419,230.16

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Solution

The fourth proportional to 953,124,200.52, 1,315,067,120.82 and 556,419,230.16 is: 767,715,933.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,124,200.52 : 1,315,067,120.82 = 556,419,230.16 : x
  2. Step 2: Convert to fraction form
    953,124,200.52/1,315,067,120.82 = 556,419,230.16/x
  3. Step 3: Cross multiply
    953,124,200.52x = 1,315,067,120.82 × 556,419,230.16
  4. Step 4: Simplify right side
    953,124,200.52x = 731,728,634,975,392,000
  5. Step 5: Solve for x
    x = 731,728,634,975,392,000/953,124,200.52
  6. Step 6: Final answer
    x = 767,715,933.11

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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.