Home / 65,869,347.42-90,900,241.00-36,501,170.43

Finding the Fourth Proportional to 65,869,347.42, 90,900,241.00 and 36,501,170.43

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Solution

The fourth proportional to 65,869,347.42, 90,900,241.00 and 36,501,170.43 is: 50,371,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,869,347.42 : 90,900,241.00 = 36,501,170.43 : x
  2. Step 2: Convert to fraction form
    65,869,347.42/90,900,241.00 = 36,501,170.43/x
  3. Step 3: Cross multiply
    65,869,347.42x = 90,900,241.00 × 36,501,170.43
  4. Step 4: Simplify right side
    65,869,347.42x = 3,317,965,189,118,697
  5. Step 5: Solve for x
    x = 3,317,965,189,118,697/65,869,347.42
  6. Step 6: Final answer
    x = 50,371,915.30

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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.