Home / 50,891,868,005.43-70,235,738,550.22-38,009,142,120.45

Finding the Fourth Proportional to 50,891,868,005.43, 70,235,738,550.22 and 38,009,142,120.45

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Solution

The fourth proportional to 50,891,868,005.43, 70,235,738,550.22 and 38,009,142,120.45 is: 52,456,321,080.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,891,868,005.43 : 70,235,738,550.22 = 38,009,142,120.45 : x
  2. Step 2: Convert to fraction form
    50,891,868,005.43/70,235,738,550.22 = 38,009,142,120.45/x
  3. Step 3: Cross multiply
    50,891,868,005.43x = 70,235,738,550.22 × 38,009,142,120.45
  4. Step 4: Simplify right side
    50,891,868,005.43x = 2,669,600,168,490,080,665,600
  5. Step 5: Solve for x
    x = 2,669,600,168,490,080,665,600/50,891,868,005.43
  6. Step 6: Final answer
    x = 52,456,321,080.71

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Double scale
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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.