Home / 245,766,740.48-339,238,927.07-195,622,938.89

Finding the Fourth Proportional to 245,766,740.48, 339,238,927.07 and 195,622,938.89

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Solution

The fourth proportional to 245,766,740.48, 339,238,927.07 and 195,622,938.89 is: 270,023,990.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,766,740.48 : 339,238,927.07 = 195,622,938.89 : x
  2. Step 2: Convert to fraction form
    245,766,740.48/339,238,927.07 = 195,622,938.89/x
  3. Step 3: Cross multiply
    245,766,740.48x = 339,238,927.07 × 195,622,938.89
  4. Step 4: Simplify right side
    245,766,740.48x = 66,362,915,897,840,856
  5. Step 5: Solve for x
    x = 66,362,915,897,840,856/245,766,740.48
  6. Step 6: Final answer
    x = 270,023,990.10

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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.