Home / 200,990,947.80-301,769,856.90-124,463,443.80

Finding the Fourth Proportional to 200,990,947.80, 301,769,856.90 and 124,463,443.80

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Solution

The fourth proportional to 200,990,947.80, 301,769,856.90 and 124,463,443.80 is: 186,870,682.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,990,947.80 : 301,769,856.90 = 124,463,443.80 : x
  2. Step 2: Convert to fraction form
    200,990,947.80/301,769,856.90 = 124,463,443.80/x
  3. Step 3: Cross multiply
    200,990,947.80x = 301,769,856.90 × 124,463,443.80
  4. Step 4: Simplify right side
    200,990,947.80x = 37,559,315,624,807,192
  5. Step 5: Solve for x
    x = 37,559,315,624,807,192/200,990,947.80
  6. Step 6: Final answer
    x = 186,870,682.66

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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.