Home / 198,493,234,938.10-297,739,852,407.15-49,433,201,795.35

Finding the Fourth Proportional to 198,493,234,938.10, 297,739,852,407.15 and 49,433,201,795.35

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Solution

The fourth proportional to 198,493,234,938.10, 297,739,852,407.15 and 49,433,201,795.35 is: 74,149,802,693.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,493,234,938.10 : 297,739,852,407.15 = 49,433,201,795.35 : x
  2. Step 2: Convert to fraction form
    198,493,234,938.10/297,739,852,407.15 = 49,433,201,795.35/x
  3. Step 3: Cross multiply
    198,493,234,938.10x = 297,739,852,407.15 × 49,433,201,795.35
  4. Step 4: Simplify right side
    198,493,234,938.10x = 14,718,234,206,560,371,867,648
  5. Step 5: Solve for x
    x = 14,718,234,206,560,371,867,648/198,493,234,938.10
  6. Step 6: Final answer
    x = 74,149,802,693.03

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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.