Home / 545,656,568.70-818,484,853.05-200,565,355.35

Finding the Fourth Proportional to 545,656,568.70, 818,484,853.05 and 200,565,355.35

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Solution

The fourth proportional to 545,656,568.70, 818,484,853.05 and 200,565,355.35 is: 300,848,033.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,656,568.70 : 818,484,853.05 = 200,565,355.35 : x
  2. Step 2: Convert to fraction form
    545,656,568.70/818,484,853.05 = 200,565,355.35/x
  3. Step 3: Cross multiply
    545,656,568.70x = 818,484,853.05 × 200,565,355.35
  4. Step 4: Simplify right side
    545,656,568.70x = 164,159,705,400,565,760
  5. Step 5: Solve for x
    x = 164,159,705,400,565,760/545,656,568.70
  6. Step 6: Final answer
    x = 300,848,033.03

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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.