Home / 15,895,150,651.19-21,934,319,550.32-8,758,165,070.30

Finding the Fourth Proportional to 15,895,150,651.19, 21,934,319,550.32 and 8,758,165,070.30

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Solution

The fourth proportional to 15,895,150,651.19, 21,934,319,550.32 and 8,758,165,070.30 is: 12,085,723,220.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,895,150,651.19 : 21,934,319,550.32 = 8,758,165,070.30 : x
  2. Step 2: Convert to fraction form
    15,895,150,651.19/21,934,319,550.32 = 8,758,165,070.30/x
  3. Step 3: Cross multiply
    15,895,150,651.19x = 21,934,319,550.32 × 8,758,165,070.30
  4. Step 4: Simplify right side
    15,895,150,651.19x = 192,104,391,326,318,854,144
  5. Step 5: Solve for x
    x = 192,104,391,326,318,854,144/15,895,150,651.19
  6. Step 6: Final answer
    x = 12,085,723,220.99

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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.