Home / 413,640,893.64-570,807,257.04-225,465,046.52

Finding the Fourth Proportional to 413,640,893.64, 570,807,257.04 and 225,465,046.52

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Solution

The fourth proportional to 413,640,893.64, 570,807,257.04 and 225,465,046.52 is: 311,132,401.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,640,893.64 : 570,807,257.04 = 225,465,046.52 : x
  2. Step 2: Convert to fraction form
    413,640,893.64/570,807,257.04 = 225,465,046.52/x
  3. Step 3: Cross multiply
    413,640,893.64x = 570,807,257.04 × 225,465,046.52
  4. Step 4: Simplify right side
    413,640,893.64x = 128,697,084,759,623,152
  5. Step 5: Solve for x
    x = 128,697,084,759,623,152/413,640,893.64
  6. Step 6: Final answer
    x = 311,132,401.89

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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.