Home / 76,821,053,423.15-106,014,308,822.44-42,058,293,910.22

Finding the Fourth Proportional to 76,821,053,423.15, 106,014,308,822.44 and 42,058,293,910.22

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Solution

The fourth proportional to 76,821,053,423.15, 106,014,308,822.44 and 42,058,293,910.22 is: 58,041,132,742.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,821,053,423.15 : 106,014,308,822.44 = 42,058,293,910.22 : x
  2. Step 2: Convert to fraction form
    76,821,053,423.15/106,014,308,822.44 = 42,058,293,910.22/x
  3. Step 3: Cross multiply
    76,821,053,423.15x = 106,014,308,822.44 × 42,058,293,910.22
  4. Step 4: Simplify right side
    76,821,053,423.15x = 4,458,780,959,143,222,575,104
  5. Step 5: Solve for x
    x = 4,458,780,959,143,222,575,104/76,821,053,423.15
  6. Step 6: Final answer
    x = 58,041,132,742.39

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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.