Home / 397,226,761.74-548,164,341.54-229,970,075.58

Finding the Fourth Proportional to 397,226,761.74, 548,164,341.54 and 229,970,075.58

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Solution

The fourth proportional to 397,226,761.74, 548,164,341.54 and 229,970,075.58 is: 317,353,731.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,226,761.74 : 548,164,341.54 = 229,970,075.58 : x
  2. Step 2: Convert to fraction form
    397,226,761.74/548,164,341.54 = 229,970,075.58/x
  3. Step 3: Cross multiply
    397,226,761.74x = 548,164,341.54 × 229,970,075.58
  4. Step 4: Simplify right side
    397,226,761.74x = 126,061,395,054,214,736
  5. Step 5: Solve for x
    x = 126,061,395,054,214,736/397,226,761.74
  6. Step 6: Final answer
    x = 317,353,731.41

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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.