Home / 334,520,109.60-501,780,164.40-261,960,698.40

Finding the Fourth Proportional to 334,520,109.60, 501,780,164.40 and 261,960,698.40

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Solution

The fourth proportional to 334,520,109.60, 501,780,164.40 and 261,960,698.40 is: 392,941,047.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,520,109.60 : 501,780,164.40 = 261,960,698.40 : x
  2. Step 2: Convert to fraction form
    334,520,109.60/501,780,164.40 = 261,960,698.40/x
  3. Step 3: Cross multiply
    334,520,109.60x = 501,780,164.40 × 261,960,698.40
  4. Step 4: Simplify right side
    334,520,109.60x = 131,446,682,309,490,816
  5. Step 5: Solve for x
    x = 131,446,682,309,490,816/334,520,109.60
  6. Step 6: Final answer
    x = 392,941,047.60

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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.