Home / 61,693,408.95-85,136,912.42-34,193,112.63

Finding the Fourth Proportional to 61,693,408.95, 85,136,912.42 and 34,193,112.63

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Solution

The fourth proportional to 61,693,408.95, 85,136,912.42 and 34,193,112.63 is: 47,186,499.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,693,408.95 : 85,136,912.42 = 34,193,112.63 : x
  2. Step 2: Convert to fraction form
    61,693,408.95/85,136,912.42 = 34,193,112.63/x
  3. Step 3: Cross multiply
    61,693,408.95x = 85,136,912.42 × 34,193,112.63
  4. Step 4: Simplify right side
    61,693,408.95x = 2,911,096,035,176,541
  5. Step 5: Solve for x
    x = 2,911,096,035,176,541/61,693,408.95
  6. Step 6: Final answer
    x = 47,186,499.90

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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.