Home / 235,099,443.39-324,437,439.47-129,254,659.67

Finding the Fourth Proportional to 235,099,443.39, 324,437,439.47 and 129,254,659.67

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Solution

The fourth proportional to 235,099,443.39, 324,437,439.47 and 129,254,659.67 is: 178,371,544.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,099,443.39 : 324,437,439.47 = 129,254,659.67 : x
  2. Step 2: Convert to fraction form
    235,099,443.39/324,437,439.47 = 129,254,659.67/x
  3. Step 3: Cross multiply
    235,099,443.39x = 324,437,439.47 × 129,254,659.67
  4. Step 4: Simplify right side
    235,099,443.39x = 41,935,050,820,632,616
  5. Step 5: Solve for x
    x = 41,935,050,820,632,616/235,099,443.39
  6. Step 6: Final answer
    x = 178,371,544.47

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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.