Home / 310,543,886.10-465,420,200.85-165,047,150.10

Finding the Fourth Proportional to 310,543,886.10, 465,420,200.85 and 165,047,150.10

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Solution

The fourth proportional to 310,543,886.10, 465,420,200.85 and 165,047,150.10 is: 247,360,457.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,543,886.10 : 465,420,200.85 = 165,047,150.10 : x
  2. Step 2: Convert to fraction form
    310,543,886.10/465,420,200.85 = 165,047,150.10/x
  3. Step 3: Cross multiply
    310,543,886.10x = 465,420,200.85 × 165,047,150.10
  4. Step 4: Simplify right side
    310,543,886.10x = 76,816,277,749,262,096
  5. Step 5: Solve for x
    x = 76,816,277,749,262,096/310,543,886.10
  6. Step 6: Final answer
    x = 247,360,457.53

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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.