Home / 8,153,690,766.12-11,251,916,834.64-4,720,533,838.56

Finding the Fourth Proportional to 8,153,690,766.12, 11,251,916,834.64 and 4,720,533,838.56

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Solution

The fourth proportional to 8,153,690,766.12, 11,251,916,834.64 and 4,720,533,838.56 is: 6,514,234,558.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,153,690,766.12 : 11,251,916,834.64 = 4,720,533,838.56 : x
  2. Step 2: Convert to fraction form
    8,153,690,766.12/11,251,916,834.64 = 4,720,533,838.56/x
  3. Step 3: Cross multiply
    8,153,690,766.12x = 11,251,916,834.64 × 4,720,533,838.56
  4. Step 4: Simplify right side
    8,153,690,766.12x = 53,115,054,166,581,043,200
  5. Step 5: Solve for x
    x = 53,115,054,166,581,043,200/8,153,690,766.12
  6. Step 6: Final answer
    x = 6,514,234,558.33

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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.