Home / 1,052,378,243,004-1,578,907,326,723.50-486,786,945,908.40

Finding the Fourth Proportional to 1,052,378,243,004, 1,578,907,326,723.50 and 486,786,945,908.40

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Solution

The fourth proportional to 1,052,378,243,004, 1,578,907,326,723.50 and 486,786,945,908.40 is: 730,337,671,419.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,378,243,004 : 1,578,907,326,723.50 = 486,786,945,908.40 : x
  2. Step 2: Convert to fraction form
    1,052,378,243,004/1,578,907,326,723.50 = 486,786,945,908.40/x
  3. Step 3: Cross multiply
    1,052,378,243,004x = 1,578,907,326,723.50 × 486,786,945,908.40
  4. Step 4: Simplify right side
    1,052,378,243,004x = 768,591,475,448,128,898,859,008
  5. Step 5: Solve for x
    x = 768,591,475,448,128,898,859,008/1,052,378,243,004
  6. Step 6: Final answer
    x = 730,337,671,419.54

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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.