Home / 999,549,201,254-1,498,851,164,578.60-387,215,561,782.80

Finding the Fourth Proportional to 999,549,201,254, 1,498,851,164,578.60 and 387,215,561,782.80

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Solution

The fourth proportional to 999,549,201,254, 1,498,851,164,578.60 and 387,215,561,782.80 is: 580,640,247,616.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,549,201,254 : 1,498,851,164,578.60 = 387,215,561,782.80 : x
  2. Step 2: Convert to fraction form
    999,549,201,254/1,498,851,164,578.60 = 387,215,561,782.80/x
  3. Step 3: Cross multiply
    999,549,201,254x = 1,498,851,164,578.60 × 387,215,561,782.80
  4. Step 4: Simplify right side
    999,549,201,254x = 580,378,495,721,106,621,595,648
  5. Step 5: Solve for x
    x = 580,378,495,721,106,621,595,648/999,549,201,254
  6. Step 6: Final answer
    x = 580,640,247,616.61

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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.