Home / 298,980,233.70-448,470,350.55-162,931,337.70

Finding the Fourth Proportional to 298,980,233.70, 448,470,350.55 and 162,931,337.70

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Solution

The fourth proportional to 298,980,233.70, 448,470,350.55 and 162,931,337.70 is: 244,397,006.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,980,233.70 : 448,470,350.55 = 162,931,337.70 : x
  2. Step 2: Convert to fraction form
    298,980,233.70/448,470,350.55 = 162,931,337.70/x
  3. Step 3: Cross multiply
    298,980,233.70x = 448,470,350.55 × 162,931,337.70
  4. Step 4: Simplify right side
    298,980,233.70x = 73,069,874,133,899,424
  5. Step 5: Solve for x
    x = 73,069,874,133,899,424/298,980,233.70
  6. Step 6: Final answer
    x = 244,397,006.55

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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.