Home / 298,930,272.15-448,395,408.23-222,402,768.15

Finding the Fourth Proportional to 298,930,272.15, 448,395,408.23 and 222,402,768.15

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Solution

The fourth proportional to 298,930,272.15, 448,395,408.23 and 222,402,768.15 is: 333,604,152.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,930,272.15 : 448,395,408.23 = 222,402,768.15 : x
  2. Step 2: Convert to fraction form
    298,930,272.15/448,395,408.23 = 222,402,768.15/x
  3. Step 3: Cross multiply
    298,930,272.15x = 448,395,408.23 × 222,402,768.15
  4. Step 4: Simplify right side
    298,930,272.15x = 99,724,380,014,989,280
  5. Step 5: Solve for x
    x = 99,724,380,014,989,280/298,930,272.15
  6. Step 6: Final answer
    x = 333,604,152.23

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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.