Home / 319,566,710.94-478,926,297.54-164,114,239.73

Finding the Fourth Proportional to 319,566,710.94, 478,926,297.54 and 164,114,239.73

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Solution

The fourth proportional to 319,566,710.94, 478,926,297.54 and 164,114,239.73 is: 245,953,732.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,566,710.94 : 478,926,297.54 = 164,114,239.73 : x
  2. Step 2: Convert to fraction form
    319,566,710.94/478,926,297.54 = 164,114,239.73/x
  3. Step 3: Cross multiply
    319,566,710.94x = 478,926,297.54 × 164,114,239.73
  4. Step 4: Simplify right side
    319,566,710.94x = 78,598,625,205,086,240
  5. Step 5: Solve for x
    x = 78,598,625,205,086,240/319,566,710.94
  6. Step 6: Final answer
    x = 245,953,732.09

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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.