Home / 70,943,983.70-106,364,879.64-43,593,760.22

Finding the Fourth Proportional to 70,943,983.70, 106,364,879.64 and 43,593,760.22

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Solution

The fourth proportional to 70,943,983.70, 106,364,879.64 and 43,593,760.22 is: 65,359,242.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,943,983.70 : 106,364,879.64 = 43,593,760.22 : x
  2. Step 2: Convert to fraction form
    70,943,983.70/106,364,879.64 = 43,593,760.22/x
  3. Step 3: Cross multiply
    70,943,983.70x = 106,364,879.64 × 43,593,760.22
  4. Step 4: Simplify right side
    70,943,983.70x = 4,636,845,058,323,496
  5. Step 5: Solve for x
    x = 4,636,845,058,323,496/70,943,983.70
  6. Step 6: Final answer
    x = 65,359,242.84

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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.