Home / 415,835,280.36-573,857,221.86-230,199,396.12

Finding the Fourth Proportional to 415,835,280.36, 573,857,221.86 and 230,199,396.12

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Solution

The fourth proportional to 415,835,280.36, 573,857,221.86 and 230,199,396.12 is: 317,677,677.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,835,280.36 : 573,857,221.86 = 230,199,396.12 : x
  2. Step 2: Convert to fraction form
    415,835,280.36/573,857,221.86 = 230,199,396.12/x
  3. Step 3: Cross multiply
    415,835,280.36x = 573,857,221.86 × 230,199,396.12
  4. Step 4: Simplify right side
    415,835,280.36x = 132,101,585,931,272,864
  5. Step 5: Solve for x
    x = 132,101,585,931,272,864/415,835,280.36
  6. Step 6: Final answer
    x = 317,677,677.12

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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.