Home / 317,661,632.08-438,305,052.90-185,442,625.60

Finding the Fourth Proportional to 317,661,632.08, 438,305,052.90 and 185,442,625.60

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Solution

The fourth proportional to 317,661,632.08, 438,305,052.90 and 185,442,625.60 is: 255,871,127.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,661,632.08 : 438,305,052.90 = 185,442,625.60 : x
  2. Step 2: Convert to fraction form
    317,661,632.08/438,305,052.90 = 185,442,625.60/x
  3. Step 3: Cross multiply
    317,661,632.08x = 438,305,052.90 × 185,442,625.60
  4. Step 4: Simplify right side
    317,661,632.08x = 81,280,439,823,522,880
  5. Step 5: Solve for x
    x = 81,280,439,823,522,880/317,661,632.08
  6. Step 6: Final answer
    x = 255,871,127.06

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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.