Home / 283,393,192.40-425,089,788.60-78,952,821.20

Finding the Fourth Proportional to 283,393,192.40, 425,089,788.60 and 78,952,821.20

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Solution

The fourth proportional to 283,393,192.40, 425,089,788.60 and 78,952,821.20 is: 118,429,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,393,192.40 : 425,089,788.60 = 78,952,821.20 : x
  2. Step 2: Convert to fraction form
    283,393,192.40/425,089,788.60 = 78,952,821.20/x
  3. Step 3: Cross multiply
    283,393,192.40x = 425,089,788.60 × 78,952,821.20
  4. Step 4: Simplify right side
    283,393,192.40x = 33,562,038,073,281,600
  5. Step 5: Solve for x
    x = 33,562,038,073,281,600/283,393,192.40
  6. Step 6: Final answer
    x = 118,429,231.80

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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.