Home / 298,994,834.19-448,479,473.86-102,275,837.85

Finding the Fourth Proportional to 298,994,834.19, 448,479,473.86 and 102,275,837.85

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Solution

The fourth proportional to 298,994,834.19, 448,479,473.86 and 102,275,837.85 is: 153,409,386.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,994,834.19 : 448,479,473.86 = 102,275,837.85 : x
  2. Step 2: Convert to fraction form
    298,994,834.19/448,479,473.86 = 102,275,837.85/x
  3. Step 3: Cross multiply
    298,994,834.19x = 448,479,473.86 × 102,275,837.85
  4. Step 4: Simplify right side
    298,994,834.19x = 45,868,613,949,496,168
  5. Step 5: Solve for x
    x = 45,868,613,949,496,168/298,994,834.19
  6. Step 6: Final answer
    x = 153,409,386.07

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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.