Home / 29,190,429,317.09-43,781,219,905.34-7,944,533,550.79

Finding the Fourth Proportional to 29,190,429,317.09, 43,781,219,905.34 and 7,944,533,550.79

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Solution

The fourth proportional to 29,190,429,317.09, 43,781,219,905.34 and 7,944,533,550.79 is: 11,915,596,261.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,190,429,317.09 : 43,781,219,905.34 = 7,944,533,550.79 : x
  2. Step 2: Convert to fraction form
    29,190,429,317.09/43,781,219,905.34 = 7,944,533,550.79/x
  3. Step 3: Cross multiply
    29,190,429,317.09x = 43,781,219,905.34 × 7,944,533,550.79
  4. Step 4: Simplify right side
    29,190,429,317.09x = 347,821,370,432,395,083,776
  5. Step 5: Solve for x
    x = 347,821,370,432,395,083,776/29,190,429,317.09
  6. Step 6: Final answer
    x = 11,915,596,261.16

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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.