Home / 230,012,917.53-317,416,235.81-125,590,928.37

Finding the Fourth Proportional to 230,012,917.53, 317,416,235.81 and 125,590,928.37

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Solution

The fourth proportional to 230,012,917.53, 317,416,235.81 and 125,590,928.37 is: 173,314,612.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,012,917.53 : 317,416,235.81 = 125,590,928.37 : x
  2. Step 2: Convert to fraction form
    230,012,917.53/317,416,235.81 = 125,590,928.37/x
  3. Step 3: Cross multiply
    230,012,917.53x = 317,416,235.81 × 125,590,928.37
  4. Step 4: Simplify right side
    230,012,917.53x = 39,864,599,734,460,784
  5. Step 5: Solve for x
    x = 39,864,599,734,460,784/230,012,917.53
  6. Step 6: Final answer
    x = 173,314,612.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.