Home / 486,494,434.83-671,358,992.83-263,470,987.34

Finding the Fourth Proportional to 486,494,434.83, 671,358,992.83 and 263,470,987.34

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Solution

The fourth proportional to 486,494,434.83, 671,358,992.83 and 263,470,987.34 is: 363,588,160.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,494,434.83 : 671,358,992.83 = 263,470,987.34 : x
  2. Step 2: Convert to fraction form
    486,494,434.83/671,358,992.83 = 263,470,987.34/x
  3. Step 3: Cross multiply
    486,494,434.83x = 671,358,992.83 × 263,470,987.34
  4. Step 4: Simplify right side
    486,494,434.83x = 176,883,616,699,010,208
  5. Step 5: Solve for x
    x = 176,883,616,699,010,208/486,494,434.83
  6. Step 6: Final answer
    x = 363,588,160.59

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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.