Home / 762,322,718.57-1,143,241,938.95-244,632,090.11

Finding the Fourth Proportional to 762,322,718.57, 1,143,241,938.95 and 244,632,090.11

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Solution

The fourth proportional to 762,322,718.57, 1,143,241,938.95 and 244,632,090.11 is: 366,870,431.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,322,718.57 : 1,143,241,938.95 = 244,632,090.11 : x
  2. Step 2: Convert to fraction form
    762,322,718.57/1,143,241,938.95 = 244,632,090.11/x
  3. Step 3: Cross multiply
    762,322,718.57x = 1,143,241,938.95 × 244,632,090.11
  4. Step 4: Simplify right side
    762,322,718.57x = 279,673,665,019,808,128
  5. Step 5: Solve for x
    x = 279,673,665,019,808,128/762,322,718.57
  6. Step 6: Final answer
    x = 366,870,431.92

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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.