Home / 55,088,136.60-82,532,672.10-47,125,512.60

Finding the Fourth Proportional to 55,088,136.60, 82,532,672.10 and 47,125,512.60

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Solution

The fourth proportional to 55,088,136.60, 82,532,672.10 and 47,125,512.60 is: 70,603,122.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,088,136.60 : 82,532,672.10 = 47,125,512.60 : x
  2. Step 2: Convert to fraction form
    55,088,136.60/82,532,672.10 = 47,125,512.60/x
  3. Step 3: Cross multiply
    55,088,136.60x = 82,532,672.10 × 47,125,512.60
  4. Step 4: Simplify right side
    55,088,136.60x = 3,889,394,478,960,218.50
  5. Step 5: Solve for x
    x = 3,889,394,478,960,218.50/55,088,136.60
  6. Step 6: Final answer
    x = 70,603,122.90

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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.