Home / 61,330,128.60-92,123,132.40-51,764,190.60

Finding the Fourth Proportional to 61,330,128.60, 92,123,132.40 and 51,764,190.60

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Solution

The fourth proportional to 61,330,128.60, 92,123,132.40 and 51,764,190.60 is: 77,754,270.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,330,128.60 : 92,123,132.40 = 51,764,190.60 : x
  2. Step 2: Convert to fraction form
    61,330,128.60/92,123,132.40 = 51,764,190.60/x
  3. Step 3: Cross multiply
    61,330,128.60x = 92,123,132.40 × 51,764,190.60
  4. Step 4: Simplify right side
    61,330,128.60x = 4,768,679,384,222,636
  5. Step 5: Solve for x
    x = 4,768,679,384,222,636/61,330,128.60
  6. Step 6: Final answer
    x = 77,754,270.10

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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.