Home / 464,649,012.98-641,192,573.40-255,800,671.58

Finding the Fourth Proportional to 464,649,012.98, 641,192,573.40 and 255,800,671.58

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Solution

The fourth proportional to 464,649,012.98, 641,192,573.40 and 255,800,671.58 is: 352,992,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,649,012.98 : 641,192,573.40 = 255,800,671.58 : x
  2. Step 2: Convert to fraction form
    464,649,012.98/641,192,573.40 = 255,800,671.58/x
  3. Step 3: Cross multiply
    464,649,012.98x = 641,192,573.40 × 255,800,671.58
  4. Step 4: Simplify right side
    464,649,012.98x = 164,017,490,887,828,448
  5. Step 5: Solve for x
    x = 164,017,490,887,828,448/464,649,012.98
  6. Step 6: Final answer
    x = 352,992,229.20

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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.