Home / 1,334,485,983.45-1,841,590,627.89-739,768,960.78

Finding the Fourth Proportional to 1,334,485,983.45, 1,841,590,627.89 and 739,768,960.78

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Solution

The fourth proportional to 1,334,485,983.45, 1,841,590,627.89 and 739,768,960.78 is: 1,020,881,149.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,485,983.45 : 1,841,590,627.89 = 739,768,960.78 : x
  2. Step 2: Convert to fraction form
    1,334,485,983.45/1,841,590,627.89 = 739,768,960.78/x
  3. Step 3: Cross multiply
    1,334,485,983.45x = 1,841,590,627.89 × 739,768,960.78
  4. Step 4: Simplify right side
    1,334,485,983.45x = 1,362,351,584,981,508,096
  5. Step 5: Solve for x
    x = 1,362,351,584,981,508,096/1,334,485,983.45
  6. Step 6: Final answer
    x = 1,020,881,149.66

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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.