Home / 3,621,684,003.20-5,432,526,004.80-2,381,938,438.40

Finding the Fourth Proportional to 3,621,684,003.20, 5,432,526,004.80 and 2,381,938,438.40

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Solution

The fourth proportional to 3,621,684,003.20, 5,432,526,004.80 and 2,381,938,438.40 is: 3,572,907,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,684,003.20 : 5,432,526,004.80 = 2,381,938,438.40 : x
  2. Step 2: Convert to fraction form
    3,621,684,003.20/5,432,526,004.80 = 2,381,938,438.40/x
  3. Step 3: Cross multiply
    3,621,684,003.20x = 5,432,526,004.80 × 2,381,938,438.40
  4. Step 4: Simplify right side
    3,621,684,003.20x = 12,939,942,508,440,702,976
  5. Step 5: Solve for x
    x = 12,939,942,508,440,702,976/3,621,684,003.20
  6. Step 6: Final answer
    x = 3,572,907,657.60

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Double scale
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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.