Home / 1,611,758,721.90-2,417,638,082.85-521,352,014.70

Finding the Fourth Proportional to 1,611,758,721.90, 2,417,638,082.85 and 521,352,014.70

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Solution

The fourth proportional to 1,611,758,721.90, 2,417,638,082.85 and 521,352,014.70 is: 782,028,022.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,758,721.90 : 2,417,638,082.85 = 521,352,014.70 : x
  2. Step 2: Convert to fraction form
    1,611,758,721.90/2,417,638,082.85 = 521,352,014.70/x
  3. Step 3: Cross multiply
    1,611,758,721.90x = 2,417,638,082.85 × 521,352,014.70
  4. Step 4: Simplify right side
    1,611,758,721.90x = 1,260,440,485,309,293,056
  5. Step 5: Solve for x
    x = 1,260,440,485,309,293,056/1,611,758,721.90
  6. Step 6: Final answer
    x = 782,028,022.05

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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.