Home / 1,413,799,391,949.70-2,120,699,115,985.50-339,355,312,879.84

Finding the Fourth Proportional to 1,413,799,391,949.70, 2,120,699,115,985.50 and 339,355,312,879.84

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Solution

The fourth proportional to 1,413,799,391,949.70, 2,120,699,115,985.50 and 339,355,312,879.84 is: 509,032,976,055.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,799,391,949.70 : 2,120,699,115,985.50 = 339,355,312,879.84 : x
  2. Step 2: Convert to fraction form
    1,413,799,391,949.70/2,120,699,115,985.50 = 339,355,312,879.84/x
  3. Step 3: Cross multiply
    1,413,799,391,949.70x = 2,120,699,115,985.50 × 339,355,312,879.84
  4. Step 4: Simplify right side
    1,413,799,391,949.70x = 719,670,512,029,259,463,131,136
  5. Step 5: Solve for x
    x = 719,670,512,029,259,463,131,136/1,413,799,391,949.70
  6. Step 6: Final answer
    x = 509,032,976,055.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.