Home / 12,694,156,928.64-17,522,863,799.04-9,531,473,592.96

Finding the Fourth Proportional to 12,694,156,928.64, 17,522,863,799.04 and 9,531,473,592.96

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Solution

The fourth proportional to 12,694,156,928.64, 17,522,863,799.04 and 9,531,473,592.96 is: 13,157,133,200.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,694,156,928.64 : 17,522,863,799.04 = 9,531,473,592.96 : x
  2. Step 2: Convert to fraction form
    12,694,156,928.64/17,522,863,799.04 = 9,531,473,592.96/x
  3. Step 3: Cross multiply
    12,694,156,928.64x = 17,522,863,799.04 × 9,531,473,592.96
  4. Step 4: Simplify right side
    12,694,156,928.64x = 167,018,713,573,584,502,784
  5. Step 5: Solve for x
    x = 167,018,713,573,584,502,784/12,694,156,928.64
  6. Step 6: Final answer
    x = 13,157,133,200.14

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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.