Home / 778,396,627,727.85-1,167,169,300,201.60-618,077,873,314

Finding the Fourth Proportional to 778,396,627,727.85, 1,167,169,300,201.60 and 618,077,873,314

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Solution

The fourth proportional to 778,396,627,727.85, 1,167,169,300,201.60 and 618,077,873,314 is: 926,778,833,782.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,396,627,727.85 : 1,167,169,300,201.60 = 618,077,873,314 : x
  2. Step 2: Convert to fraction form
    778,396,627,727.85/1,167,169,300,201.60 = 618,077,873,314/x
  3. Step 3: Cross multiply
    778,396,627,727.85x = 1,167,169,300,201.60 × 618,077,873,314
  4. Step 4: Simplify right side
    778,396,627,727.85x = 721,401,518,865,994,559,258,624
  5. Step 5: Solve for x
    x = 721,401,518,865,994,559,258,624/778,396,627,727.85
  6. Step 6: Final answer
    x = 926,778,833,782.69

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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.