Home / 53,356,727,043.41-73,631,847,509.69-28,942,076,163.39

Finding the Fourth Proportional to 53,356,727,043.41, 73,631,847,509.69 and 28,942,076,163.39

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Solution

The fourth proportional to 53,356,727,043.41, 73,631,847,509.69 and 28,942,076,163.39 is: 39,939,828,710.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,356,727,043.41 : 73,631,847,509.69 = 28,942,076,163.39 : x
  2. Step 2: Convert to fraction form
    53,356,727,043.41/73,631,847,509.69 = 28,942,076,163.39/x
  3. Step 3: Cross multiply
    53,356,727,043.41x = 73,631,847,509.69 × 28,942,076,163.39
  4. Step 4: Simplify right side
    53,356,727,043.41x = 2,131,058,538,676,421,394,432
  5. Step 5: Solve for x
    x = 2,131,058,538,676,421,394,432/53,356,727,043.41
  6. Step 6: Final answer
    x = 39,939,828,710.69

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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.