Home / 1,289,955,456,055.80-1,934,933,184,083.70-629,503,570,999.80

Finding the Fourth Proportional to 1,289,955,456,055.80, 1,934,933,184,083.70 and 629,503,570,999.80

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Solution

The fourth proportional to 1,289,955,456,055.80, 1,934,933,184,083.70 and 629,503,570,999.80 is: 944,255,356,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,955,456,055.80 : 1,934,933,184,083.70 = 629,503,570,999.80 : x
  2. Step 2: Convert to fraction form
    1,289,955,456,055.80/1,934,933,184,083.70 = 629,503,570,999.80/x
  3. Step 3: Cross multiply
    1,289,955,456,055.80x = 1,934,933,184,083.70 × 629,503,570,999.80
  4. Step 4: Simplify right side
    1,289,955,456,055.80x = 1,218,047,349,026,702,562,951,168
  5. Step 5: Solve for x
    x = 1,218,047,349,026,702,562,951,168/1,289,955,456,055.80
  6. Step 6: Final answer
    x = 944,255,356,499.70

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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.