Home / 376,094,021.29-519,009,747.93-211,081,590.79

Finding the Fourth Proportional to 376,094,021.29, 519,009,747.93 and 211,081,590.79

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Solution

The fourth proportional to 376,094,021.29, 519,009,747.93 and 211,081,590.79 is: 291,292,594.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,094,021.29 : 519,009,747.93 = 211,081,590.79 : x
  2. Step 2: Convert to fraction form
    376,094,021.29/519,009,747.93 = 211,081,590.79/x
  3. Step 3: Cross multiply
    376,094,021.29x = 519,009,747.93 × 211,081,590.79
  4. Step 4: Simplify right side
    376,094,021.29x = 109,553,403,227,283,776
  5. Step 5: Solve for x
    x = 109,553,403,227,283,776/376,094,021.29
  6. Step 6: Final answer
    x = 291,292,594.47

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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.