Home / 98,505,573.60-147,744,946.80-25,728,045.60

Finding the Fourth Proportional to 98,505,573.60, 147,744,946.80 and 25,728,045.60

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Solution

The fourth proportional to 98,505,573.60, 147,744,946.80 and 25,728,045.60 is: 38,588,564.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,505,573.60 : 147,744,946.80 = 25,728,045.60 : x
  2. Step 2: Convert to fraction form
    98,505,573.60/147,744,946.80 = 25,728,045.60/x
  3. Step 3: Cross multiply
    98,505,573.60x = 147,744,946.80 × 25,728,045.60
  4. Step 4: Simplify right side
    98,505,573.60x = 3,801,188,728,439,974.50
  5. Step 5: Solve for x
    x = 3,801,188,728,439,974.50/98,505,573.60
  6. Step 6: Final answer
    x = 38,588,564.99

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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.