Home / 28,493,874,817,962-39,319,389,289,220-15,991,190,183,998

Finding the Fourth Proportional to 28,493,874,817,962, 39,319,389,289,220 and 15,991,190,183,998

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Solution

The fourth proportional to 28,493,874,817,962, 39,319,389,289,220 and 15,991,190,183,998 is: 22,066,631,374,621.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,493,874,817,962 : 39,319,389,289,220 = 15,991,190,183,998 : x
  2. Step 2: Convert to fraction form
    28,493,874,817,962/39,319,389,289,220 = 15,991,190,183,998/x
  3. Step 3: Cross multiply
    28,493,874,817,962x = 39,319,389,289,220 × 15,991,190,183,998
  4. Step 4: Simplify right side
    28,493,874,817,962x = 628,763,832,042,570,970,663,223,296
  5. Step 5: Solve for x
    x = 628,763,832,042,570,970,663,223,296/28,493,874,817,962
  6. Step 6: Final answer
    x = 22,066,631,374,621.26

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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.