Home / 488,349,922.23-673,929,021.47-265,335,327.45

Finding the Fourth Proportional to 488,349,922.23, 673,929,021.47 and 265,335,327.45

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Solution

The fourth proportional to 488,349,922.23, 673,929,021.47 and 265,335,327.45 is: 366,166,081.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,349,922.23 : 673,929,021.47 = 265,335,327.45 : x
  2. Step 2: Convert to fraction form
    488,349,922.23/673,929,021.47 = 265,335,327.45/x
  3. Step 3: Cross multiply
    488,349,922.23x = 673,929,021.47 × 265,335,327.45
  4. Step 4: Simplify right side
    488,349,922.23x = 178,817,177,588,473,856
  5. Step 5: Solve for x
    x = 178,817,177,588,473,856/488,349,922.23
  6. Step 6: Final answer
    x = 366,166,081.84

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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.