Home / 659,342,896.35-989,014,344.53-168,055,216.35

Finding the Fourth Proportional to 659,342,896.35, 989,014,344.53 and 168,055,216.35

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Solution

The fourth proportional to 659,342,896.35, 989,014,344.53 and 168,055,216.35 is: 252,082,824.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,342,896.35 : 989,014,344.53 = 168,055,216.35 : x
  2. Step 2: Convert to fraction form
    659,342,896.35/989,014,344.53 = 168,055,216.35/x
  3. Step 3: Cross multiply
    659,342,896.35x = 989,014,344.53 × 168,055,216.35
  4. Step 4: Simplify right side
    659,342,896.35x = 166,209,019,642,402,304
  5. Step 5: Solve for x
    x = 166,209,019,642,402,304/659,342,896.35
  6. Step 6: Final answer
    x = 252,082,824.53

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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.