Home / 298,933,643.70-448,400,465.55-162,884,747.70

Finding the Fourth Proportional to 298,933,643.70, 448,400,465.55 and 162,884,747.70

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Solution

The fourth proportional to 298,933,643.70, 448,400,465.55 and 162,884,747.70 is: 244,327,121.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,933,643.70 : 448,400,465.55 = 162,884,747.70 : x
  2. Step 2: Convert to fraction form
    298,933,643.70/448,400,465.55 = 162,884,747.70/x
  3. Step 3: Cross multiply
    298,933,643.70x = 448,400,465.55 × 162,884,747.70
  4. Step 4: Simplify right side
    298,933,643.70x = 73,037,596,699,674,288
  5. Step 5: Solve for x
    x = 73,037,596,699,674,288/298,933,643.70
  6. Step 6: Final answer
    x = 244,327,121.55

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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.