Home / 403,084,469.43-604,722,655.17-130,455,236.43

Finding the Fourth Proportional to 403,084,469.43, 604,722,655.17 and 130,455,236.43

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Solution

The fourth proportional to 403,084,469.43, 604,722,655.17 and 130,455,236.43 is: 195,713,908.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,084,469.43 : 604,722,655.17 = 130,455,236.43 : x
  2. Step 2: Convert to fraction form
    403,084,469.43/604,722,655.17 = 130,455,236.43/x
  3. Step 3: Cross multiply
    403,084,469.43x = 604,722,655.17 × 130,455,236.43
  4. Step 4: Simplify right side
    403,084,469.43x = 78,889,236,954,779,712
  5. Step 5: Solve for x
    x = 78,889,236,954,779,712/403,084,469.43
  6. Step 6: Final answer
    x = 195,713,908.47

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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.