Home / 61,947,136.30-92,920,704.45-51,869,440.30

Finding the Fourth Proportional to 61,947,136.30, 92,920,704.45 and 51,869,440.30

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Solution

The fourth proportional to 61,947,136.30, 92,920,704.45 and 51,869,440.30 is: 77,804,160.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,947,136.30 : 92,920,704.45 = 51,869,440.30 : x
  2. Step 2: Convert to fraction form
    61,947,136.30/92,920,704.45 = 51,869,440.30/x
  3. Step 3: Cross multiply
    61,947,136.30x = 92,920,704.45 × 51,869,440.30
  4. Step 4: Simplify right side
    61,947,136.30x = 4,819,744,932,103,219
  5. Step 5: Solve for x
    x = 4,819,744,932,103,219/61,947,136.30
  6. Step 6: Final answer
    x = 77,804,160.45

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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.