Home / 6,762,265,789.28-9,328,049,660.40-4,217,529,781.36

Finding the Fourth Proportional to 6,762,265,789.28, 9,328,049,660.40 and 4,217,529,781.36

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Solution

The fourth proportional to 6,762,265,789.28, 9,328,049,660.40 and 4,217,529,781.36 is: 5,817,772,987.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,762,265,789.28 : 9,328,049,660.40 = 4,217,529,781.36 : x
  2. Step 2: Convert to fraction form
    6,762,265,789.28/9,328,049,660.40 = 4,217,529,781.36/x
  3. Step 3: Cross multiply
    6,762,265,789.28x = 9,328,049,660.40 × 4,217,529,781.36
  4. Step 4: Simplify right side
    6,762,265,789.28x = 39,341,327,244,742,033,408
  5. Step 5: Solve for x
    x = 39,341,327,244,742,033,408/6,762,265,789.28
  6. Step 6: Final answer
    x = 5,817,772,987.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.