Home / 29,190,429,448.88-43,781,220,102.40-7,944,533,682.64

Finding the Fourth Proportional to 29,190,429,448.88, 43,781,220,102.40 and 7,944,533,682.64

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Solution

The fourth proportional to 29,190,429,448.88, 43,781,220,102.40 and 7,944,533,682.64 is: 11,915,596,458.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,190,429,448.88 : 43,781,220,102.40 = 7,944,533,682.64 : x
  2. Step 2: Convert to fraction form
    29,190,429,448.88/43,781,220,102.40 = 7,944,533,682.64/x
  3. Step 3: Cross multiply
    29,190,429,448.88x = 43,781,220,102.40 × 7,944,533,682.64
  4. Step 4: Simplify right side
    29,190,429,448.88x = 347,821,377,770,592,272,384
  5. Step 5: Solve for x
    x = 347,821,377,770,592,272,384/29,190,429,448.88
  6. Step 6: Final answer
    x = 11,915,596,458.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.