Home / 345,186,265.72-476,357,028.48-186,416,373.39

Finding the Fourth Proportional to 345,186,265.72, 476,357,028.48 and 186,416,373.39

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Solution

The fourth proportional to 345,186,265.72, 476,357,028.48 and 186,416,373.39 is: 257,254,585.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,186,265.72 : 476,357,028.48 = 186,416,373.39 : x
  2. Step 2: Convert to fraction form
    345,186,265.72/476,357,028.48 = 186,416,373.39/x
  3. Step 3: Cross multiply
    345,186,265.72x = 476,357,028.48 × 186,416,373.39
  4. Step 4: Simplify right side
    345,186,265.72x = 88,800,749,687,146,464
  5. Step 5: Solve for x
    x = 88,800,749,687,146,464/345,186,265.72
  6. Step 6: Final answer
    x = 257,254,585.44

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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.