Home / 313,025,098.36-469,628,523.40-126,182,617.40

Finding the Fourth Proportional to 313,025,098.36, 469,628,523.40 and 126,182,617.40

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Solution

The fourth proportional to 313,025,098.36, 469,628,523.40 and 126,182,617.40 is: 189,310,558.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,025,098.36 : 469,628,523.40 = 126,182,617.40 : x
  2. Step 2: Convert to fraction form
    313,025,098.36/469,628,523.40 = 126,182,617.40/x
  3. Step 3: Cross multiply
    313,025,098.36x = 469,628,523.40 × 126,182,617.40
  4. Step 4: Simplify right side
    313,025,098.36x = 59,258,956,287,643,888
  5. Step 5: Solve for x
    x = 59,258,956,287,643,888/313,025,098.36
  6. Step 6: Final answer
    x = 189,310,558.80

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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.