Home / 163,824,855.64-226,076,772.42-89,485,387.74

Finding the Fourth Proportional to 163,824,855.64, 226,076,772.42 and 89,485,387.74

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Solution

The fourth proportional to 163,824,855.64, 226,076,772.42 and 89,485,387.74 is: 123,489,000.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,824,855.64 : 226,076,772.42 = 89,485,387.74 : x
  2. Step 2: Convert to fraction form
    163,824,855.64/226,076,772.42 = 89,485,387.74/x
  3. Step 3: Cross multiply
    163,824,855.64x = 226,076,772.42 × 89,485,387.74
  4. Step 4: Simplify right side
    163,824,855.64x = 20,230,567,639,011,436
  5. Step 5: Solve for x
    x = 20,230,567,639,011,436/163,824,855.64
  6. Step 6: Final answer
    x = 123,489,000.25

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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.