Home / 7,933,432,881.60-11,900,149,322.40-7,449,703,473.60

Finding the Fourth Proportional to 7,933,432,881.60, 11,900,149,322.40 and 7,449,703,473.60

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Solution

The fourth proportional to 7,933,432,881.60, 11,900,149,322.40 and 7,449,703,473.60 is: 11,174,555,210.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933,432,881.60 : 11,900,149,322.40 = 7,449,703,473.60 : x
  2. Step 2: Convert to fraction form
    7,933,432,881.60/11,900,149,322.40 = 7,449,703,473.60/x
  3. Step 3: Cross multiply
    7,933,432,881.60x = 11,900,149,322.40 × 7,449,703,473.60
  4. Step 4: Simplify right side
    7,933,432,881.60x = 88,652,583,743,441,960,960
  5. Step 5: Solve for x
    x = 88,652,583,743,441,960,960/7,933,432,881.60
  6. Step 6: Final answer
    x = 11,174,555,210.40

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Double scale
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Similar ratio
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1.5x scale

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.