Home / 96,980,904.90-145,542,216.15-68,283,090.90

Finding the Fourth Proportional to 96,980,904.90, 145,542,216.15 and 68,283,090.90

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Solution

The fourth proportional to 96,980,904.90, 145,542,216.15 and 68,283,090.90 is: 102,474,527.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,980,904.90 : 145,542,216.15 = 68,283,090.90 : x
  2. Step 2: Convert to fraction form
    96,980,904.90/145,542,216.15 = 68,283,090.90/x
  3. Step 3: Cross multiply
    96,980,904.90x = 145,542,216.15 × 68,283,090.90
  4. Step 4: Simplify right side
    96,980,904.90x = 9,938,072,375,157,900
  5. Step 5: Solve for x
    x = 9,938,072,375,157,900/96,980,904.90
  6. Step 6: Final answer
    x = 102,474,527.18

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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.