Home / 327,025,967.66-490,341,370.92-130,319,642.51

Finding the Fourth Proportional to 327,025,967.66, 490,341,370.92 and 130,319,642.51

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Solution

The fourth proportional to 327,025,967.66, 490,341,370.92 and 130,319,642.51 is: 195,400,728.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,025,967.66 : 490,341,370.92 = 130,319,642.51 : x
  2. Step 2: Convert to fraction form
    327,025,967.66/490,341,370.92 = 130,319,642.51/x
  3. Step 3: Cross multiply
    327,025,967.66x = 490,341,370.92 × 130,319,642.51
  4. Step 4: Simplify right side
    327,025,967.66x = 63,901,112,163,706,000
  5. Step 5: Solve for x
    x = 63,901,112,163,706,000/327,025,967.66
  6. Step 6: Final answer
    x = 195,400,728.03

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.