Home / 199,723,276.40-299,584,914.60-169,490,188.40

Finding the Fourth Proportional to 199,723,276.40, 299,584,914.60 and 169,490,188.40

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Solution

The fourth proportional to 199,723,276.40, 299,584,914.60 and 169,490,188.40 is: 254,235,282.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,723,276.40 : 299,584,914.60 = 169,490,188.40 : x
  2. Step 2: Convert to fraction form
    199,723,276.40/299,584,914.60 = 169,490,188.40/x
  3. Step 3: Cross multiply
    199,723,276.40x = 299,584,914.60 × 169,490,188.40
  4. Step 4: Simplify right side
    199,723,276.40x = 50,776,703,617,351,920
  5. Step 5: Solve for x
    x = 50,776,703,617,351,920/199,723,276.40
  6. Step 6: Final answer
    x = 254,235,282.60

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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.