Home / 146,361,428.88-201,978,205.56-90,595,734

Finding the Fourth Proportional to 146,361,428.88, 201,978,205.56 and 90,595,734

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Solution

The fourth proportional to 146,361,428.88, 201,978,205.56 and 90,595,734 is: 125,021,762.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,361,428.88 : 201,978,205.56 = 90,595,734 : x
  2. Step 2: Convert to fraction form
    146,361,428.88/201,978,205.56 = 90,595,734/x
  3. Step 3: Cross multiply
    146,361,428.88x = 201,978,205.56 × 90,595,734
  4. Step 4: Simplify right side
    146,361,428.88x = 18,298,363,784,711,080
  5. Step 5: Solve for x
    x = 18,298,363,784,711,080/146,361,428.88
  6. Step 6: Final answer
    x = 125,021,762.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.