Home / 7,374,389,612.80-11,061,584,419.20-7,251,945,606.40

Finding the Fourth Proportional to 7,374,389,612.80, 11,061,584,419.20 and 7,251,945,606.40

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Solution

The fourth proportional to 7,374,389,612.80, 11,061,584,419.20 and 7,251,945,606.40 is: 10,877,918,409.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374,389,612.80 : 11,061,584,419.20 = 7,251,945,606.40 : x
  2. Step 2: Convert to fraction form
    7,374,389,612.80/11,061,584,419.20 = 7,251,945,606.40/x
  3. Step 3: Cross multiply
    7,374,389,612.80x = 11,061,584,419.20 × 7,251,945,606.40
  4. Step 4: Simplify right side
    7,374,389,612.80x = 80,218,008,528,640,131,072
  5. Step 5: Solve for x
    x = 80,218,008,528,640,131,072/7,374,389,612.80
  6. Step 6: Final answer
    x = 10,877,918,409.60

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Double scale
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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.