Home / 1,179,201,820.77-1,627,287,290.37-650,570,076.95

Finding the Fourth Proportional to 1,179,201,820.77, 1,627,287,290.37 and 650,570,076.95

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Solution

The fourth proportional to 1,179,201,820.77, 1,627,287,290.37 and 650,570,076.95 is: 897,780,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,201,820.77 : 1,627,287,290.37 = 650,570,076.95 : x
  2. Step 2: Convert to fraction form
    1,179,201,820.77/1,627,287,290.37 = 650,570,076.95/x
  3. Step 3: Cross multiply
    1,179,201,820.77x = 1,627,287,290.37 × 650,570,076.95
  4. Step 4: Simplify right side
    1,179,201,820.77x = 1,058,664,417,707,631,488
  5. Step 5: Solve for x
    x = 1,058,664,417,707,631,488/1,179,201,820.77
  6. Step 6: Final answer
    x = 897,780,514.80

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1.5x scale

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.