Home / 12,589,342,623.31-17,374,816,263.33-7,165,197,033.34

Finding the Fourth Proportional to 12,589,342,623.31, 17,374,816,263.33 and 7,165,197,033.34

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Solution

The fourth proportional to 12,589,342,623.31, 17,374,816,263.33 and 7,165,197,033.34 is: 9,888,838,970.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,589,342,623.31 : 17,374,816,263.33 = 7,165,197,033.34 : x
  2. Step 2: Convert to fraction form
    12,589,342,623.31/17,374,816,263.33 = 7,165,197,033.34/x
  3. Step 3: Cross multiply
    12,589,342,623.31x = 17,374,816,263.33 × 7,165,197,033.34
  4. Step 4: Simplify right side
    12,589,342,623.31x = 124,493,981,944,839,716,864
  5. Step 5: Solve for x
    x = 124,493,981,944,839,716,864/12,589,342,623.31
  6. Step 6: Final answer
    x = 9,888,838,970.38

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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.