Home / 299,712,083.80-449,344,176.90-163,551,213.40

Finding the Fourth Proportional to 299,712,083.80, 449,344,176.90 and 163,551,213.40

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Solution

The fourth proportional to 299,712,083.80, 449,344,176.90 and 163,551,213.40 is: 245,204,612.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,712,083.80 : 449,344,176.90 = 163,551,213.40 : x
  2. Step 2: Convert to fraction form
    299,712,083.80/449,344,176.90 = 163,551,213.40/x
  3. Step 3: Cross multiply
    299,712,083.80x = 449,344,176.90 × 163,551,213.40
  4. Step 4: Simplify right side
    299,712,083.80x = 73,490,785,366,219,248
  5. Step 5: Solve for x
    x = 73,490,785,366,219,248/299,712,083.80
  6. Step 6: Final answer
    x = 245,204,612.49

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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.