Home / 1,558,354,190.86-2,150,529,948.66-843,890,527.42

Finding the Fourth Proportional to 1,558,354,190.86, 2,150,529,948.66 and 843,890,527.42

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Solution

The fourth proportional to 1,558,354,190.86, 2,150,529,948.66 and 843,890,527.42 is: 1,164,569,558.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,354,190.86 : 2,150,529,948.66 = 843,890,527.42 : x
  2. Step 2: Convert to fraction form
    1,558,354,190.86/2,150,529,948.66 = 843,890,527.42/x
  3. Step 3: Cross multiply
    1,558,354,190.86x = 2,150,529,948.66 × 843,890,527.42
  4. Step 4: Simplify right side
    1,558,354,190.86x = 1,814,811,852,607,192,576
  5. Step 5: Solve for x
    x = 1,814,811,852,607,192,576/1,558,354,190.86
  6. Step 6: Final answer
    x = 1,164,569,558.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.