Home / 13,691,317,485.43-18,894,003,800.25-7,669,865,275.27

Finding the Fourth Proportional to 13,691,317,485.43, 18,894,003,800.25 and 7,669,865,275.27

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Solution

The fourth proportional to 13,691,317,485.43, 18,894,003,800.25 and 7,669,865,275.27 is: 10,584,406,052.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,691,317,485.43 : 18,894,003,800.25 = 7,669,865,275.27 : x
  2. Step 2: Convert to fraction form
    13,691,317,485.43/18,894,003,800.25 = 7,669,865,275.27/x
  3. Step 3: Cross multiply
    13,691,317,485.43x = 18,894,003,800.25 × 7,669,865,275.27
  4. Step 4: Simplify right side
    13,691,317,485.43x = 144,914,463,658,315,005,952
  5. Step 5: Solve for x
    x = 144,914,463,658,315,005,952/13,691,317,485.43
  6. Step 6: Final answer
    x = 10,584,406,052.41

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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.