Home / 487,296,029.80-730,944,044.70-414,736,618.60

Finding the Fourth Proportional to 487,296,029.80, 730,944,044.70 and 414,736,618.60

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Solution

The fourth proportional to 487,296,029.80, 730,944,044.70 and 414,736,618.60 is: 622,104,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,296,029.80 : 730,944,044.70 = 414,736,618.60 : x
  2. Step 2: Convert to fraction form
    487,296,029.80/730,944,044.70 = 414,736,618.60/x
  3. Step 3: Cross multiply
    487,296,029.80x = 730,944,044.70 × 414,736,618.60
  4. Step 4: Simplify right side
    487,296,029.80x = 303,149,261,484,685,312
  5. Step 5: Solve for x
    x = 303,149,261,484,685,312/487,296,029.80
  6. Step 6: Final answer
    x = 622,104,927.90

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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.