Home / 189,288,033.80-283,932,050.70-124,664,808.20

Finding the Fourth Proportional to 189,288,033.80, 283,932,050.70 and 124,664,808.20

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Solution

The fourth proportional to 189,288,033.80, 283,932,050.70 and 124,664,808.20 is: 186,997,212.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,288,033.80 : 283,932,050.70 = 124,664,808.20 : x
  2. Step 2: Convert to fraction form
    189,288,033.80/283,932,050.70 = 124,664,808.20/x
  3. Step 3: Cross multiply
    189,288,033.80x = 283,932,050.70 × 124,664,808.20
  4. Step 4: Simplify right side
    189,288,033.80x = 35,396,334,642,348,176
  5. Step 5: Solve for x
    x = 35,396,334,642,348,176/189,288,033.80
  6. Step 6: Final answer
    x = 186,997,212.30

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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.