Home / 142,370,636.33-213,534,376.96-38,747,916.55

Finding the Fourth Proportional to 142,370,636.33, 213,534,376.96 and 38,747,916.55

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Solution

The fourth proportional to 142,370,636.33, 213,534,376.96 and 38,747,916.55 is: 58,116,002.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,370,636.33 : 213,534,376.96 = 38,747,916.55 : x
  2. Step 2: Convert to fraction form
    142,370,636.33/213,534,376.96 = 38,747,916.55/x
  3. Step 3: Cross multiply
    142,370,636.33x = 213,534,376.96 × 38,747,916.55
  4. Step 4: Simplify right side
    142,370,636.33x = 8,274,012,219,002,322
  5. Step 5: Solve for x
    x = 8,274,012,219,002,322/142,370,636.33
  6. Step 6: Final answer
    x = 58,116,002.23

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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.