Home / 28,521,033,202.22-42,781,697,388.92-16,721,877,374.96

Finding the Fourth Proportional to 28,521,033,202.22, 42,781,697,388.92 and 16,721,877,374.96

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Solution

The fourth proportional to 28,521,033,202.22, 42,781,697,388.92 and 16,721,877,374.96 is: 25,082,902,591.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,521,033,202.22 : 42,781,697,388.92 = 16,721,877,374.96 : x
  2. Step 2: Convert to fraction form
    28,521,033,202.22/42,781,697,388.92 = 16,721,877,374.96/x
  3. Step 3: Cross multiply
    28,521,033,202.22x = 42,781,697,388.92 × 16,721,877,374.96
  4. Step 4: Simplify right side
    28,521,033,202.22x = 715,390,297,629,869,211,648
  5. Step 5: Solve for x
    x = 715,390,297,629,869,211,648/28,521,033,202.22
  6. Step 6: Final answer
    x = 25,082,902,591.84

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1.5x scale

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.