Home / 8,536,171,741.32-11,781,149,185.64-4,918,502,611.58

Finding the Fourth Proportional to 8,536,171,741.32, 11,781,149,185.64 and 4,918,502,611.58

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Solution

The fourth proportional to 8,536,171,741.32, 11,781,149,185.64 and 4,918,502,611.58 is: 6,788,243,581.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536,171,741.32 : 11,781,149,185.64 = 4,918,502,611.58 : x
  2. Step 2: Convert to fraction form
    8,536,171,741.32/11,781,149,185.64 = 4,918,502,611.58/x
  3. Step 3: Cross multiply
    8,536,171,741.32x = 11,781,149,185.64 × 4,918,502,611.58
  4. Step 4: Simplify right side
    8,536,171,741.32x = 57,945,613,036,983,926,784
  5. Step 5: Solve for x
    x = 57,945,613,036,983,926,784/8,536,171,741.32
  6. Step 6: Final answer
    x = 6,788,243,581.90

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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.