Home / 12,957,744,949.60-17,881,599,006.48-7,017,161,507.68

Finding the Fourth Proportional to 12,957,744,949.60, 17,881,599,006.48 and 7,017,161,507.68

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Solution

The fourth proportional to 12,957,744,949.60, 17,881,599,006.48 and 7,017,161,507.68 is: 9,683,634,670.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,957,744,949.60 : 17,881,599,006.48 = 7,017,161,507.68 : x
  2. Step 2: Convert to fraction form
    12,957,744,949.60/17,881,599,006.48 = 7,017,161,507.68/x
  3. Step 3: Cross multiply
    12,957,744,949.60x = 17,881,599,006.48 × 7,017,161,507.68
  4. Step 4: Simplify right side
    12,957,744,949.60x = 125,478,068,244,040,384,512
  5. Step 5: Solve for x
    x = 125,478,068,244,040,384,512/12,957,744,949.60
  6. Step 6: Final answer
    x = 9,683,634,670.39

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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.