Home / 190,245,578,398.14-285,179,871,783.96-89,335,807,516.02

Finding the Fourth Proportional to 190,245,578,398.14, 285,179,871,783.96 and 89,335,807,516.02

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Solution

The fourth proportional to 190,245,578,398.14, 285,179,871,783.96 and 89,335,807,516.02 is: 133,915,197,123.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,245,578,398.14 : 285,179,871,783.96 = 89,335,807,516.02 : x
  2. Step 2: Convert to fraction form
    190,245,578,398.14/285,179,871,783.96 = 89,335,807,516.02/x
  3. Step 3: Cross multiply
    190,245,578,398.14x = 285,179,871,783.96 × 89,335,807,516.02
  4. Step 4: Simplify right side
    190,245,578,398.14x = 25,476,774,133,135,115,812,864
  5. Step 5: Solve for x
    x = 25,476,774,133,135,115,812,864/190,245,578,398.14
  6. Step 6: Final answer
    x = 133,915,197,123.89

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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.