Home / 338,915,665.94-467,710,525.76-190,247,506.56

Finding the Fourth Proportional to 338,915,665.94, 467,710,525.76 and 190,247,506.56

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Solution

The fourth proportional to 338,915,665.94, 467,710,525.76 and 190,247,506.56 is: 262,545,436.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,915,665.94 : 467,710,525.76 = 190,247,506.56 : x
  2. Step 2: Convert to fraction form
    338,915,665.94/467,710,525.76 = 190,247,506.56/x
  3. Step 3: Cross multiply
    338,915,665.94x = 467,710,525.76 × 190,247,506.56
  4. Step 4: Simplify right side
    338,915,665.94x = 88,980,761,316,755,408
  5. Step 5: Solve for x
    x = 88,980,761,316,755,408/338,915,665.94
  6. Step 6: Final answer
    x = 262,545,436.11

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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.