Home / 79,160,781,608.10-109,241,102,526.36-43,029,664,309.86

Finding the Fourth Proportional to 79,160,781,608.10, 109,241,102,526.36 and 43,029,664,309.86

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Solution

The fourth proportional to 79,160,781,608.10, 109,241,102,526.36 and 43,029,664,309.86 is: 59,380,514,884.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,160,781,608.10 : 109,241,102,526.36 = 43,029,664,309.86 : x
  2. Step 2: Convert to fraction form
    79,160,781,608.10/109,241,102,526.36 = 43,029,664,309.86/x
  3. Step 3: Cross multiply
    79,160,781,608.10x = 109,241,102,526.36 × 43,029,664,309.86
  4. Step 4: Simplify right side
    79,160,781,608.10x = 4,700,607,970,548,269,973,504
  5. Step 5: Solve for x
    x = 4,700,607,970,548,269,973,504/79,160,781,608.10
  6. Step 6: Final answer
    x = 59,380,514,884.50

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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.