Home / 97,989,274.40-146,983,911.60-43,427,998.40

Finding the Fourth Proportional to 97,989,274.40, 146,983,911.60 and 43,427,998.40

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Solution

The fourth proportional to 97,989,274.40, 146,983,911.60 and 43,427,998.40 is: 65,141,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,989,274.40 : 146,983,911.60 = 43,427,998.40 : x
  2. Step 2: Convert to fraction form
    97,989,274.40/146,983,911.60 = 43,427,998.40/x
  3. Step 3: Cross multiply
    97,989,274.40x = 146,983,911.60 × 43,427,998.40
  4. Step 4: Simplify right side
    97,989,274.40x = 6,383,217,077,790,541
  5. Step 5: Solve for x
    x = 6,383,217,077,790,541/97,989,274.40
  6. Step 6: Final answer
    x = 65,141,997.60

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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.