Home / 1,097,190,590,722.80-1,513,781,420,208.80-634,048,901,670.15

Finding the Fourth Proportional to 1,097,190,590,722.80, 1,513,781,420,208.80 and 634,048,901,670.15

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Solution

The fourth proportional to 1,097,190,590,722.80, 1,513,781,420,208.80 and 634,048,901,670.15 is: 874,790,082,021.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,190,590,722.80 : 1,513,781,420,208.80 = 634,048,901,670.15 : x
  2. Step 2: Convert to fraction form
    1,097,190,590,722.80/1,513,781,420,208.80 = 634,048,901,670.15/x
  3. Step 3: Cross multiply
    1,097,190,590,722.80x = 1,513,781,420,208.80 × 634,048,901,670.15
  4. Step 4: Simplify right side
    1,097,190,590,722.80x = 959,811,446,852,069,485,445,120
  5. Step 5: Solve for x
    x = 959,811,446,852,069,485,445,120/1,097,190,590,722.80
  6. Step 6: Final answer
    x = 874,790,082,021.91

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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.