Home / 296,814,879.47-445,290,718.55-102,726,296.89

Finding the Fourth Proportional to 296,814,879.47, 445,290,718.55 and 102,726,296.89

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Solution

The fourth proportional to 296,814,879.47, 445,290,718.55 and 102,726,296.89 is: 154,113,118.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,814,879.47 : 445,290,718.55 = 102,726,296.89 : x
  2. Step 2: Convert to fraction form
    296,814,879.47/445,290,718.55 = 102,726,296.89/x
  3. Step 3: Cross multiply
    296,814,879.47x = 445,290,718.55 × 102,726,296.89
  4. Step 4: Simplify right side
    296,814,879.47x = 45,743,066,554,501,872
  5. Step 5: Solve for x
    x = 45,743,066,554,501,872/296,814,879.47
  6. Step 6: Final answer
    x = 154,113,118.03

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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.