Home / 452,709,064.80-679,063,597.20-431,185,704.30

Finding the Fourth Proportional to 452,709,064.80, 679,063,597.20 and 431,185,704.30

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Solution

The fourth proportional to 452,709,064.80, 679,063,597.20 and 431,185,704.30 is: 646,778,556.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,709,064.80 : 679,063,597.20 = 431,185,704.30 : x
  2. Step 2: Convert to fraction form
    452,709,064.80/679,063,597.20 = 431,185,704.30/x
  3. Step 3: Cross multiply
    452,709,064.80x = 679,063,597.20 × 431,185,704.30
  4. Step 4: Simplify right side
    452,709,064.80x = 292,802,515,423,173,568
  5. Step 5: Solve for x
    x = 292,802,515,423,173,568/452,709,064.80
  6. Step 6: Final answer
    x = 646,778,556.45

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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.