Home / 541,367,954.13-747,068,443.21-306,413,569.63

Finding the Fourth Proportional to 541,367,954.13, 747,068,443.21 and 306,413,569.63

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Solution

The fourth proportional to 541,367,954.13, 747,068,443.21 and 306,413,569.63 is: 422,839,783.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,367,954.13 : 747,068,443.21 = 306,413,569.63 : x
  2. Step 2: Convert to fraction form
    541,367,954.13/747,068,443.21 = 306,413,569.63/x
  3. Step 3: Cross multiply
    541,367,954.13x = 747,068,443.21 × 306,413,569.63
  4. Step 4: Simplify right side
    541,367,954.13x = 228,911,908,441,903,040
  5. Step 5: Solve for x
    x = 228,911,908,441,903,040/541,367,954.13
  6. Step 6: Final answer
    x = 422,839,783.36

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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.