Home / 366,637,292.15-505,972,767.54-210,034,665.59

Finding the Fourth Proportional to 366,637,292.15, 505,972,767.54 and 210,034,665.59

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Solution

The fourth proportional to 366,637,292.15, 505,972,767.54 and 210,034,665.59 is: 289,855,460.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,637,292.15 : 505,972,767.54 = 210,034,665.59 : x
  2. Step 2: Convert to fraction form
    366,637,292.15/505,972,767.54 = 210,034,665.59/x
  3. Step 3: Cross multiply
    366,637,292.15x = 505,972,767.54 × 210,034,665.59
  4. Step 4: Simplify right side
    366,637,292.15x = 106,271,821,027,910,720
  5. Step 5: Solve for x
    x = 106,271,821,027,910,720/366,637,292.15
  6. Step 6: Final answer
    x = 289,855,460.16

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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.