Home / 349,922,425.80-525,032,937.90-168,076,000.20

Finding the Fourth Proportional to 349,922,425.80, 525,032,937.90 and 168,076,000.20

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Solution

The fourth proportional to 349,922,425.80, 525,032,937.90 and 168,076,000.20 is: 252,185,712.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,922,425.80 : 525,032,937.90 = 168,076,000.20 : x
  2. Step 2: Convert to fraction form
    349,922,425.80/525,032,937.90 = 168,076,000.20/x
  3. Step 3: Cross multiply
    349,922,425.80x = 525,032,937.90 × 168,076,000.20
  4. Step 4: Simplify right side
    349,922,425.80x = 88,245,436,175,486,976
  5. Step 5: Solve for x
    x = 88,245,436,175,486,976/349,922,425.80
  6. Step 6: Final answer
    x = 252,185,712.23

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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.