Home / 2,068,472,709.40-3,102,709,064.10-1,294,505,656.60

Finding the Fourth Proportional to 2,068,472,709.40, 3,102,709,064.10 and 1,294,505,656.60

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Solution

The fourth proportional to 2,068,472,709.40, 3,102,709,064.10 and 1,294,505,656.60 is: 1,941,758,484.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,472,709.40 : 3,102,709,064.10 = 1,294,505,656.60 : x
  2. Step 2: Convert to fraction form
    2,068,472,709.40/3,102,709,064.10 = 1,294,505,656.60/x
  3. Step 3: Cross multiply
    2,068,472,709.40x = 3,102,709,064.10 × 1,294,505,656.60
  4. Step 4: Simplify right side
    2,068,472,709.40x = 4,016,474,434,261,541,376
  5. Step 5: Solve for x
    x = 4,016,474,434,261,541,376/2,068,472,709.40
  6. Step 6: Final answer
    x = 1,941,758,484.90

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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.