Home / 447,014,721.60-670,522,082.40-274,827,837.60

Finding the Fourth Proportional to 447,014,721.60, 670,522,082.40 and 274,827,837.60

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Solution

The fourth proportional to 447,014,721.60, 670,522,082.40 and 274,827,837.60 is: 412,241,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,014,721.60 : 670,522,082.40 = 274,827,837.60 : x
  2. Step 2: Convert to fraction form
    447,014,721.60/670,522,082.40 = 274,827,837.60/x
  3. Step 3: Cross multiply
    447,014,721.60x = 670,522,082.40 × 274,827,837.60
  4. Step 4: Simplify right side
    447,014,721.60x = 184,278,133,969,041,024
  5. Step 5: Solve for x
    x = 184,278,133,969,041,024/447,014,721.60
  6. Step 6: Final answer
    x = 412,241,756.40

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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.