Home / 116,148,415.72-160,318,661.07-75,920,255.35

Finding the Fourth Proportional to 116,148,415.72, 160,318,661.07 and 75,920,255.35

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Solution

The fourth proportional to 116,148,415.72, 160,318,661.07 and 75,920,255.35 is: 104,792,076.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,148,415.72 : 160,318,661.07 = 75,920,255.35 : x
  2. Step 2: Convert to fraction form
    116,148,415.72/160,318,661.07 = 75,920,255.35/x
  3. Step 3: Cross multiply
    116,148,415.72x = 160,318,661.07 × 75,920,255.35
  4. Step 4: Simplify right side
    116,148,415.72x = 12,171,433,685,804,502
  5. Step 5: Solve for x
    x = 12,171,433,685,804,502/116,148,415.72
  6. Step 6: Final answer
    x = 104,792,076.67

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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.