Home / 298,099,259.40-447,148,889.10-235,920,662.40

Finding the Fourth Proportional to 298,099,259.40, 447,148,889.10 and 235,920,662.40

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Solution

The fourth proportional to 298,099,259.40, 447,148,889.10 and 235,920,662.40 is: 353,880,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,099,259.40 : 447,148,889.10 = 235,920,662.40 : x
  2. Step 2: Convert to fraction form
    298,099,259.40/447,148,889.10 = 235,920,662.40/x
  3. Step 3: Cross multiply
    298,099,259.40x = 447,148,889.10 × 235,920,662.40
  4. Step 4: Simplify right side
    298,099,259.40x = 105,491,662,107,896,144
  5. Step 5: Solve for x
    x = 105,491,662,107,896,144/298,099,259.40
  6. Step 6: Final answer
    x = 353,880,993.60

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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.