Home / 160,145,501.22-221,017,436.64-92,252,961.72

Finding the Fourth Proportional to 160,145,501.22, 221,017,436.64 and 92,252,961.72

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Solution

The fourth proportional to 160,145,501.22, 221,017,436.64 and 92,252,961.72 is: 127,318,675.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,145,501.22 : 221,017,436.64 = 92,252,961.72 : x
  2. Step 2: Convert to fraction form
    160,145,501.22/221,017,436.64 = 92,252,961.72/x
  3. Step 3: Cross multiply
    160,145,501.22x = 221,017,436.64 × 92,252,961.72
  4. Step 4: Simplify right side
    160,145,501.22x = 20,389,513,121,802,444
  5. Step 5: Solve for x
    x = 20,389,513,121,802,444/160,145,501.22
  6. Step 6: Final answer
    x = 127,318,675.62

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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.