Home / 228,135,278.94-314,826,768.86-123,713,322.59

Finding the Fourth Proportional to 228,135,278.94, 314,826,768.86 and 123,713,322.59

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Solution

The fourth proportional to 228,135,278.94, 314,826,768.86 and 123,713,322.59 is: 170,724,430.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,135,278.94 : 314,826,768.86 = 123,713,322.59 : x
  2. Step 2: Convert to fraction form
    228,135,278.94/314,826,768.86 = 123,713,322.59/x
  3. Step 3: Cross multiply
    228,135,278.94x = 314,826,768.86 × 123,713,322.59
  4. Step 4: Simplify right side
    228,135,278.94x = 38,948,265,613,751,848
  5. Step 5: Solve for x
    x = 38,948,265,613,751,848/228,135,278.94
  6. Step 6: Final answer
    x = 170,724,430.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.