Home / 626,622,387.41-939,964,801.92-238,475,300.47

Finding the Fourth Proportional to 626,622,387.41, 939,964,801.92 and 238,475,300.47

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Solution

The fourth proportional to 626,622,387.41, 939,964,801.92 and 238,475,300.47 is: 357,724,832.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,622,387.41 : 939,964,801.92 = 238,475,300.47 : x
  2. Step 2: Convert to fraction form
    626,622,387.41/939,964,801.92 = 238,475,300.47/x
  3. Step 3: Cross multiply
    626,622,387.41x = 939,964,801.92 × 238,475,300.47
  4. Step 4: Simplify right side
    626,622,387.41x = 224,158,388,563,203,840
  5. Step 5: Solve for x
    x = 224,158,388,563,203,840/626,622,387.41
  6. Step 6: Final answer
    x = 357,724,832.48

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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.