Home / 1,223,633,424.42-1,835,808,299.50-394,570,393.30

Finding the Fourth Proportional to 1,223,633,424.42, 1,835,808,299.50 and 394,570,393.30

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Solution

The fourth proportional to 1,223,633,424.42, 1,835,808,299.50 and 394,570,393.30 is: 591,971,082.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,633,424.42 : 1,835,808,299.50 = 394,570,393.30 : x
  2. Step 2: Convert to fraction form
    1,223,633,424.42/1,835,808,299.50 = 394,570,393.30/x
  3. Step 3: Cross multiply
    1,223,633,424.42x = 1,835,808,299.50 × 394,570,393.30
  4. Step 4: Simplify right side
    1,223,633,424.42x = 724,355,602,757,119,232
  5. Step 5: Solve for x
    x = 724,355,602,757,119,232/1,223,633,424.42
  6. Step 6: Final answer
    x = 591,971,082.43

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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.