Home / 70,986,203.70-106,405,822.35-38,569,614.90

Finding the Fourth Proportional to 70,986,203.70, 106,405,822.35 and 38,569,614.90

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Solution

The fourth proportional to 70,986,203.70, 106,405,822.35 and 38,569,614.90 is: 57,814,496.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,986,203.70 : 106,405,822.35 = 38,569,614.90 : x
  2. Step 2: Convert to fraction form
    70,986,203.70/106,405,822.35 = 38,569,614.90/x
  3. Step 3: Cross multiply
    70,986,203.70x = 106,405,822.35 × 38,569,614.90
  4. Step 4: Simplify right side
    70,986,203.70x = 4,104,031,591,157,312.50
  5. Step 5: Solve for x
    x = 4,104,031,591,157,312.50/70,986,203.70
  6. Step 6: Final answer
    x = 57,814,496.02

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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.