Home / 53,043,415,402.87-73,199,540,879.55-28,957,437,017.59

Finding the Fourth Proportional to 53,043,415,402.87, 73,199,540,879.55 and 28,957,437,017.59

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Solution

The fourth proportional to 53,043,415,402.87, 73,199,540,879.55 and 28,957,437,017.59 is: 39,961,059,796.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,043,415,402.87 : 73,199,540,879.55 = 28,957,437,017.59 : x
  2. Step 2: Convert to fraction form
    53,043,415,402.87/73,199,540,879.55 = 28,957,437,017.59/x
  3. Step 3: Cross multiply
    53,043,415,402.87x = 73,199,540,879.55 × 28,957,437,017.59
  4. Step 4: Simplify right side
    53,043,415,402.87x = 2,119,671,094,736,073,785,344
  5. Step 5: Solve for x
    x = 2,119,671,094,736,073,785,344/53,043,415,402.87
  6. Step 6: Final answer
    x = 39,961,059,796.71

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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.