Home / 293,568,409.20-440,240,639.40-89,028,505.20

Finding the Fourth Proportional to 293,568,409.20, 440,240,639.40 and 89,028,505.20

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Solution

The fourth proportional to 293,568,409.20, 440,240,639.40 and 89,028,505.20 is: 133,508,800.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,568,409.20 : 440,240,639.40 = 89,028,505.20 : x
  2. Step 2: Convert to fraction form
    293,568,409.20/440,240,639.40 = 89,028,505.20/x
  3. Step 3: Cross multiply
    293,568,409.20x = 440,240,639.40 × 89,028,505.20
  4. Step 4: Simplify right side
    293,568,409.20x = 39,193,966,054,074,224
  5. Step 5: Solve for x
    x = 39,193,966,054,074,224/293,568,409.20
  6. Step 6: Final answer
    x = 133,508,800.08

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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.