Home / 65,212,381.40-97,830,381.90-32,782,670.60

Finding the Fourth Proportional to 65,212,381.40, 97,830,381.90 and 32,782,670.60

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Solution

The fourth proportional to 65,212,381.40, 97,830,381.90 and 32,782,670.60 is: 49,179,942.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,212,381.40 : 97,830,381.90 = 32,782,670.60 : x
  2. Step 2: Convert to fraction form
    65,212,381.40/97,830,381.90 = 32,782,670.60/x
  3. Step 3: Cross multiply
    65,212,381.40x = 97,830,381.90 × 32,782,670.60
  4. Step 4: Simplify right side
    65,212,381.40x = 3,207,141,184,499,902.50
  5. Step 5: Solve for x
    x = 3,207,141,184,499,902.50/65,212,381.40
  6. Step 6: Final answer
    x = 49,179,942.76

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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.