Home / 5,430,217,498.88-7,493,489,201.28-3,319,207,992.32

Finding the Fourth Proportional to 5,430,217,498.88, 7,493,489,201.28 and 3,319,207,992.32

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Solution

The fourth proportional to 5,430,217,498.88, 7,493,489,201.28 and 3,319,207,992.32 is: 4,580,378,088.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430,217,498.88 : 7,493,489,201.28 = 3,319,207,992.32 : x
  2. Step 2: Convert to fraction form
    5,430,217,498.88/7,493,489,201.28 = 3,319,207,992.32/x
  3. Step 3: Cross multiply
    5,430,217,498.88x = 7,493,489,201.28 × 3,319,207,992.32
  4. Step 4: Simplify right side
    5,430,217,498.88x = 24,872,449,247,252,189,184
  5. Step 5: Solve for x
    x = 24,872,449,247,252,189,184/5,430,217,498.88
  6. Step 6: Final answer
    x = 4,580,378,088.43

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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.