Home / 199,586,696.40-299,380,044.60-97,416,277.20

Finding the Fourth Proportional to 199,586,696.40, 299,380,044.60 and 97,416,277.20

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Solution

The fourth proportional to 199,586,696.40, 299,380,044.60 and 97,416,277.20 is: 146,124,415.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,586,696.40 : 299,380,044.60 = 97,416,277.20 : x
  2. Step 2: Convert to fraction form
    199,586,696.40/299,380,044.60 = 97,416,277.20/x
  3. Step 3: Cross multiply
    199,586,696.40x = 299,380,044.60 × 97,416,277.20
  4. Step 4: Simplify right side
    199,586,696.40x = 29,164,489,412,901,968
  5. Step 5: Solve for x
    x = 29,164,489,412,901,968/199,586,696.40
  6. Step 6: Final answer
    x = 146,124,415.80

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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.