Home / 117,816,615,899.42-176,724,926,187.29-28,279,609,309.97

Finding the Fourth Proportional to 117,816,615,899.42, 176,724,926,187.29 and 28,279,609,309.97

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Solution

The fourth proportional to 117,816,615,899.42, 176,724,926,187.29 and 28,279,609,309.97 is: 42,419,414,526.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,816,615,899.42 : 176,724,926,187.29 = 28,279,609,309.97 : x
  2. Step 2: Convert to fraction form
    117,816,615,899.42/176,724,926,187.29 = 28,279,609,309.97/x
  3. Step 3: Cross multiply
    117,816,615,899.42x = 176,724,926,187.29 × 28,279,609,309.97
  4. Step 4: Simplify right side
    117,816,615,899.42x = 4,997,711,867,908,963,958,784
  5. Step 5: Solve for x
    x = 4,997,711,867,908,963,958,784/117,816,615,899.42
  6. Step 6: Final answer
    x = 42,419,414,526.18

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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.