Home / 262,421,812.68-362,142,087.64-141,719,788.68

Finding the Fourth Proportional to 262,421,812.68, 362,142,087.64 and 141,719,788.68

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Solution

The fourth proportional to 262,421,812.68, 362,142,087.64 and 141,719,788.68 is: 195,573,300.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,421,812.68 : 362,142,087.64 = 141,719,788.68 : x
  2. Step 2: Convert to fraction form
    262,421,812.68/362,142,087.64 = 141,719,788.68/x
  3. Step 3: Cross multiply
    262,421,812.68x = 362,142,087.64 × 141,719,788.68
  4. Step 4: Simplify right side
    262,421,812.68x = 51,322,700,132,474,840
  5. Step 5: Solve for x
    x = 51,322,700,132,474,840/262,421,812.68
  6. Step 6: Final answer
    x = 195,573,300.89

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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.