Home / 31,203,770,143.20-46,805,655,214.80-28,816,112,018.40

Finding the Fourth Proportional to 31,203,770,143.20, 46,805,655,214.80 and 28,816,112,018.40

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Solution

The fourth proportional to 31,203,770,143.20, 46,805,655,214.80 and 28,816,112,018.40 is: 43,224,168,027.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,203,770,143.20 : 46,805,655,214.80 = 28,816,112,018.40 : x
  2. Step 2: Convert to fraction form
    31,203,770,143.20/46,805,655,214.80 = 28,816,112,018.40/x
  3. Step 3: Cross multiply
    31,203,770,143.20x = 46,805,655,214.80 × 28,816,112,018.40
  4. Step 4: Simplify right side
    31,203,770,143.20x = 1,348,757,003,764,285,046,784
  5. Step 5: Solve for x
    x = 1,348,757,003,764,285,046,784/31,203,770,143.20
  6. Step 6: Final answer
    x = 43,224,168,027.60

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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.