Home / 370,893,081.41-511,846,846.90-203,636,392.51

Finding the Fourth Proportional to 370,893,081.41, 511,846,846.90 and 203,636,392.51

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Solution

The fourth proportional to 370,893,081.41, 511,846,846.90 and 203,636,392.51 is: 281,026,124.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,893,081.41 : 511,846,846.90 = 203,636,392.51 : x
  2. Step 2: Convert to fraction form
    370,893,081.41/511,846,846.90 = 203,636,392.51/x
  3. Step 3: Cross multiply
    370,893,081.41x = 511,846,846.90 × 203,636,392.51
  4. Step 4: Simplify right side
    370,893,081.41x = 104,230,645,420,334,272
  5. Step 5: Solve for x
    x = 104,230,645,420,334,272/370,893,081.41
  6. Step 6: Final answer
    x = 281,026,124.90

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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.