Home / 683,389,823.40-1,024,985,202.30-198,665,087.40

Finding the Fourth Proportional to 683,389,823.40, 1,024,985,202.30 and 198,665,087.40

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Solution

The fourth proportional to 683,389,823.40, 1,024,985,202.30 and 198,665,087.40 is: 297,968,696.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,389,823.40 : 1,024,985,202.30 = 198,665,087.40 : x
  2. Step 2: Convert to fraction form
    683,389,823.40/1,024,985,202.30 = 198,665,087.40/x
  3. Step 3: Cross multiply
    683,389,823.40x = 1,024,985,202.30 × 198,665,087.40
  4. Step 4: Simplify right side
    683,389,823.40x = 203,628,774,798,636,192
  5. Step 5: Solve for x
    x = 203,628,774,798,636,192/683,389,823.40
  6. Step 6: Final answer
    x = 297,968,696.38

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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.