Home / 298,174,008.29-410,567,539.73-297,313,073.87

Finding the Fourth Proportional to 298,174,008.29, 410,567,539.73 and 297,313,073.87

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Solution

The fourth proportional to 298,174,008.29, 410,567,539.73 and 297,313,073.87 is: 409,382,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,174,008.29 : 410,567,539.73 = 297,313,073.87 : x
  2. Step 2: Convert to fraction form
    298,174,008.29/410,567,539.73 = 297,313,073.87/x
  3. Step 3: Cross multiply
    298,174,008.29x = 410,567,539.73 × 297,313,073.87
  4. Step 4: Simplify right side
    298,174,008.29x = 122,067,097,264,830,256
  5. Step 5: Solve for x
    x = 122,067,097,264,830,256/298,174,008.29
  6. Step 6: Final answer
    x = 409,382,085.20

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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.