Home / 298,841,069.73-448,397,806.65-153,376,782.33

Finding the Fourth Proportional to 298,841,069.73, 448,397,806.65 and 153,376,782.33

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Solution

The fourth proportional to 298,841,069.73, 448,397,806.65 and 153,376,782.33 is: 230,135,077.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,841,069.73 : 448,397,806.65 = 153,376,782.33 : x
  2. Step 2: Convert to fraction form
    298,841,069.73/448,397,806.65 = 153,376,782.33/x
  3. Step 3: Cross multiply
    298,841,069.73x = 448,397,806.65 × 153,376,782.33
  4. Step 4: Simplify right side
    298,841,069.73x = 68,773,812,787,806,480
  5. Step 5: Solve for x
    x = 68,773,812,787,806,480/298,841,069.73
  6. Step 6: Final answer
    x = 230,135,077.65

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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.