Home / 218,275,631.88-327,416,990.75-62,831,501.34

Finding the Fourth Proportional to 218,275,631.88, 327,416,990.75 and 62,831,501.34

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Solution

The fourth proportional to 218,275,631.88, 327,416,990.75 and 62,831,501.34 is: 94,248,271.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,275,631.88 : 327,416,990.75 = 62,831,501.34 : x
  2. Step 2: Convert to fraction form
    218,275,631.88/327,416,990.75 = 62,831,501.34/x
  3. Step 3: Cross multiply
    218,275,631.88x = 327,416,990.75 × 62,831,501.34
  4. Step 4: Simplify right side
    218,275,631.88x = 20,572,101,093,047,392
  5. Step 5: Solve for x
    x = 20,572,101,093,047,392/218,275,631.88
  6. Step 6: Final answer
    x = 94,248,271.86

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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.