Home / 31,203,770,137.20-46,805,655,205.80-28,816,112,012.40

Finding the Fourth Proportional to 31,203,770,137.20, 46,805,655,205.80 and 28,816,112,012.40

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Solution

The fourth proportional to 31,203,770,137.20, 46,805,655,205.80 and 28,816,112,012.40 is: 43,224,168,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,203,770,137.20 : 46,805,655,205.80 = 28,816,112,012.40 : x
  2. Step 2: Convert to fraction form
    31,203,770,137.20/46,805,655,205.80 = 28,816,112,012.40/x
  3. Step 3: Cross multiply
    31,203,770,137.20x = 46,805,655,205.80 × 28,816,112,012.40
  4. Step 4: Simplify right side
    31,203,770,137.20x = 1,348,757,003,224,106,139,648
  5. Step 5: Solve for x
    x = 1,348,757,003,224,106,139,648/31,203,770,137.20
  6. Step 6: Final answer
    x = 43,224,168,018.60

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1.5x scale

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.