Home / 3,621,672,415.80-5,432,508,623.70-1,878,280,215.30

Finding the Fourth Proportional to 3,621,672,415.80, 5,432,508,623.70 and 1,878,280,215.30

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Solution

The fourth proportional to 3,621,672,415.80, 5,432,508,623.70 and 1,878,280,215.30 is: 2,817,420,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,672,415.80 : 5,432,508,623.70 = 1,878,280,215.30 : x
  2. Step 2: Convert to fraction form
    3,621,672,415.80/5,432,508,623.70 = 1,878,280,215.30/x
  3. Step 3: Cross multiply
    3,621,672,415.80x = 5,432,508,623.70 × 1,878,280,215.30
  4. Step 4: Simplify right side
    3,621,672,415.80x = 10,203,773,467,342,342,144
  5. Step 5: Solve for x
    x = 10,203,773,467,342,342,144/3,621,672,415.80
  6. Step 6: Final answer
    x = 2,817,420,322.95

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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.