Home / 298,980,273.20-448,470,409.80-162,931,377.20

Finding the Fourth Proportional to 298,980,273.20, 448,470,409.80 and 162,931,377.20

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Solution

The fourth proportional to 298,980,273.20, 448,470,409.80 and 162,931,377.20 is: 244,397,065.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,980,273.20 : 448,470,409.80 = 162,931,377.20 : x
  2. Step 2: Convert to fraction form
    298,980,273.20/448,470,409.80 = 162,931,377.20/x
  3. Step 3: Cross multiply
    298,980,273.20x = 448,470,409.80 × 162,931,377.20
  4. Step 4: Simplify right side
    298,980,273.20x = 73,069,901,502,162,368
  5. Step 5: Solve for x
    x = 73,069,901,502,162,368/298,980,273.20
  6. Step 6: Final answer
    x = 244,397,065.80

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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.