Home / 215,922,393.54-323,623,371.90-99,176,648.45

Finding the Fourth Proportional to 215,922,393.54, 323,623,371.90 and 99,176,648.45

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Solution

The fourth proportional to 215,922,393.54, 323,623,371.90 and 99,176,648.45 is: 148,645,450.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,922,393.54 : 323,623,371.90 = 99,176,648.45 : x
  2. Step 2: Convert to fraction form
    215,922,393.54/323,623,371.90 = 99,176,648.45/x
  3. Step 3: Cross multiply
    215,922,393.54x = 323,623,371.90 × 99,176,648.45
  4. Step 4: Simplify right side
    215,922,393.54x = 32,095,881,383,511,788
  5. Step 5: Solve for x
    x = 32,095,881,383,511,788/215,922,393.54
  6. Step 6: Final answer
    x = 148,645,450.14

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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.