Home / 1,222,143,416.42-1,833,197,174.87-302,019,730.34

Finding the Fourth Proportional to 1,222,143,416.42, 1,833,197,174.87 and 302,019,730.34

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Solution

The fourth proportional to 1,222,143,416.42, 1,833,197,174.87 and 302,019,730.34 is: 453,025,159.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,143,416.42 : 1,833,197,174.87 = 302,019,730.34 : x
  2. Step 2: Convert to fraction form
    1,222,143,416.42/1,833,197,174.87 = 302,019,730.34/x
  3. Step 3: Cross multiply
    1,222,143,416.42x = 1,833,197,174.87 × 302,019,730.34
  4. Step 4: Simplify right side
    1,222,143,416.42x = 553,661,716,414,287,168
  5. Step 5: Solve for x
    x = 553,661,716,414,287,168/1,222,143,416.42
  6. Step 6: Final answer
    x = 453,025,159.71

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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.