Home / 504,153,669.60-756,230,504.40-431,594,258.40

Finding the Fourth Proportional to 504,153,669.60, 756,230,504.40 and 431,594,258.40

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Solution

The fourth proportional to 504,153,669.60, 756,230,504.40 and 431,594,258.40 is: 647,391,387.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,153,669.60 : 756,230,504.40 = 431,594,258.40 : x
  2. Step 2: Convert to fraction form
    504,153,669.60/756,230,504.40 = 431,594,258.40/x
  3. Step 3: Cross multiply
    504,153,669.60x = 756,230,504.40 × 431,594,258.40
  4. Step 4: Simplify right side
    504,153,669.60x = 326,384,743,725,975,936
  5. Step 5: Solve for x
    x = 326,384,743,725,975,936/504,153,669.60
  6. Step 6: Final answer
    x = 647,391,387.60

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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.