Home / 262,296,066.60-393,696,042.30-133,049,615.40

Finding the Fourth Proportional to 262,296,066.60, 393,696,042.30 and 133,049,615.40

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Solution

The fourth proportional to 262,296,066.60, 393,696,042.30 and 133,049,615.40 is: 199,702,220.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,296,066.60 : 393,696,042.30 = 133,049,615.40 : x
  2. Step 2: Convert to fraction form
    262,296,066.60/393,696,042.30 = 133,049,615.40/x
  3. Step 3: Cross multiply
    262,296,066.60x = 393,696,042.30 × 133,049,615.40
  4. Step 4: Simplify right side
    262,296,066.60x = 52,381,107,012,517,136
  5. Step 5: Solve for x
    x = 52,381,107,012,517,136/262,296,066.60
  6. Step 6: Final answer
    x = 199,702,220.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.