Home / 2,159,618,682.30-3,239,428,023.45-1,424,954,643.90

Finding the Fourth Proportional to 2,159,618,682.30, 3,239,428,023.45 and 1,424,954,643.90

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Solution

The fourth proportional to 2,159,618,682.30, 3,239,428,023.45 and 1,424,954,643.90 is: 2,137,431,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,618,682.30 : 3,239,428,023.45 = 1,424,954,643.90 : x
  2. Step 2: Convert to fraction form
    2,159,618,682.30/3,239,428,023.45 = 1,424,954,643.90/x
  3. Step 3: Cross multiply
    2,159,618,682.30x = 3,239,428,023.45 × 1,424,954,643.90
  4. Step 4: Simplify right side
    2,159,618,682.30x = 4,616,038,005,594,875,904
  5. Step 5: Solve for x
    x = 4,616,038,005,594,875,904/2,159,618,682.30
  6. Step 6: Final answer
    x = 2,137,431,965.85

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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.