Home / 219,792,659.09-303,314,466.36-120,679,826.13

Finding the Fourth Proportional to 219,792,659.09, 303,314,466.36 and 120,679,826.13

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Solution

The fourth proportional to 219,792,659.09, 303,314,466.36 and 120,679,826.13 is: 166,538,487.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,792,659.09 : 303,314,466.36 = 120,679,826.13 : x
  2. Step 2: Convert to fraction form
    219,792,659.09/303,314,466.36 = 120,679,826.13/x
  3. Step 3: Cross multiply
    219,792,659.09x = 303,314,466.36 × 120,679,826.13
  4. Step 4: Simplify right side
    219,792,659.09x = 36,603,937,063,038,536
  5. Step 5: Solve for x
    x = 36,603,937,063,038,536/219,792,659.09
  6. Step 6: Final answer
    x = 166,538,487.75

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Why These Related Problems?

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