Home / 189,165,008.40-283,747,512.60-52,850,173.20

Finding the Fourth Proportional to 189,165,008.40, 283,747,512.60 and 52,850,173.20

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Solution

The fourth proportional to 189,165,008.40, 283,747,512.60 and 52,850,173.20 is: 79,275,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,165,008.40 : 283,747,512.60 = 52,850,173.20 : x
  2. Step 2: Convert to fraction form
    189,165,008.40/283,747,512.60 = 52,850,173.20/x
  3. Step 3: Cross multiply
    189,165,008.40x = 283,747,512.60 × 52,850,173.20
  4. Step 4: Simplify right side
    189,165,008.40x = 14,996,105,185,979,184
  5. Step 5: Solve for x
    x = 14,996,105,185,979,184/189,165,008.40
  6. Step 6: Final answer
    x = 79,275,259.80

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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.