Home / 20,228,630,442.20-30,342,945,663.30-8,594,938,179.80

Finding the Fourth Proportional to 20,228,630,442.20, 30,342,945,663.30 and 8,594,938,179.80

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Solution

The fourth proportional to 20,228,630,442.20, 30,342,945,663.30 and 8,594,938,179.80 is: 12,892,407,269.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,228,630,442.20 : 30,342,945,663.30 = 8,594,938,179.80 : x
  2. Step 2: Convert to fraction form
    20,228,630,442.20/30,342,945,663.30 = 8,594,938,179.80/x
  3. Step 3: Cross multiply
    20,228,630,442.20x = 30,342,945,663.30 × 8,594,938,179.80
  4. Step 4: Simplify right side
    20,228,630,442.20x = 260,795,742,169,093,963,776
  5. Step 5: Solve for x
    x = 260,795,742,169,093,963,776/20,228,630,442.20
  6. Step 6: Final answer
    x = 12,892,407,269.70

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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.