Home / 209,952,014.70-314,928,022.06-185,293,152.30

Finding the Fourth Proportional to 209,952,014.70, 314,928,022.06 and 185,293,152.30

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Solution

The fourth proportional to 209,952,014.70, 314,928,022.06 and 185,293,152.30 is: 277,939,728.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,014.70 : 314,928,022.06 = 185,293,152.30 : x
  2. Step 2: Convert to fraction form
    209,952,014.70/314,928,022.06 = 185,293,152.30/x
  3. Step 3: Cross multiply
    209,952,014.70x = 314,928,022.06 × 185,293,152.30
  4. Step 4: Simplify right side
    209,952,014.70x = 58,354,005,955,101,344
  5. Step 5: Solve for x
    x = 58,354,005,955,101,344/209,952,014.70
  6. Step 6: Final answer
    x = 277,939,728.46

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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.