Home / 3,157,983,645.20-4,358,473,499.40-1,819,617,500.24

Finding the Fourth Proportional to 3,157,983,645.20, 4,358,473,499.40 and 1,819,617,500.24

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Solution

The fourth proportional to 3,157,983,645.20, 4,358,473,499.40 and 1,819,617,500.24 is: 2,511,334,935.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,983,645.20 : 4,358,473,499.40 = 1,819,617,500.24 : x
  2. Step 2: Convert to fraction form
    3,157,983,645.20/4,358,473,499.40 = 1,819,617,500.24/x
  3. Step 3: Cross multiply
    3,157,983,645.20x = 4,358,473,499.40 × 1,819,617,500.24
  4. Step 4: Simplify right side
    3,157,983,645.20x = 7,930,754,653,840,512,000
  5. Step 5: Solve for x
    x = 7,930,754,653,840,512,000/3,157,983,645.20
  6. Step 6: Final answer
    x = 2,511,334,935.47

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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.