Home / 101,415,122,512.33-139,947,405,874.54-56,301,945,278.18

Finding the Fourth Proportional to 101,415,122,512.33, 139,947,405,874.54 and 56,301,945,278.18

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Solution

The fourth proportional to 101,415,122,512.33, 139,947,405,874.54 and 56,301,945,278.18 is: 77,693,651,520.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,415,122,512.33 : 139,947,405,874.54 = 56,301,945,278.18 : x
  2. Step 2: Convert to fraction form
    101,415,122,512.33/139,947,405,874.54 = 56,301,945,278.18/x
  3. Step 3: Cross multiply
    101,415,122,512.33x = 139,947,405,874.54 × 56,301,945,278.18
  4. Step 4: Simplify right side
    101,415,122,512.33x = 7,879,311,187,370,898,882,560
  5. Step 5: Solve for x
    x = 7,879,311,187,370,898,882,560/101,415,122,512.33
  6. Step 6: Final answer
    x = 77,693,651,520.39

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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.