Home / 6,787,135,700.52-9,366,100,207.08-3,929,398,328.22

Finding the Fourth Proportional to 6,787,135,700.52, 9,366,100,207.08 and 3,929,398,328.22

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Solution

The fourth proportional to 6,787,135,700.52, 9,366,100,207.08 and 3,929,398,328.22 is: 5,422,484,553.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787,135,700.52 : 9,366,100,207.08 = 3,929,398,328.22 : x
  2. Step 2: Convert to fraction form
    6,787,135,700.52/9,366,100,207.08 = 3,929,398,328.22/x
  3. Step 3: Cross multiply
    6,787,135,700.52x = 9,366,100,207.08 × 3,929,398,328.22
  4. Step 4: Simplify right side
    6,787,135,700.52x = 36,803,138,495,641,145,344
  5. Step 5: Solve for x
    x = 36,803,138,495,641,145,344/6,787,135,700.52
  6. Step 6: Final answer
    x = 5,422,484,553.07

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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.