Home / 53,356,727,048.67-73,631,847,516.93-28,942,076,168.66

Finding the Fourth Proportional to 53,356,727,048.67, 73,631,847,516.93 and 28,942,076,168.66

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Solution

The fourth proportional to 53,356,727,048.67, 73,631,847,516.93 and 28,942,076,168.66 is: 39,939,828,717.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,356,727,048.67 : 73,631,847,516.93 = 28,942,076,168.66 : x
  2. Step 2: Convert to fraction form
    53,356,727,048.67/73,631,847,516.93 = 28,942,076,168.66/x
  3. Step 3: Cross multiply
    53,356,727,048.67x = 73,631,847,516.93 × 28,942,076,168.66
  4. Step 4: Simplify right side
    53,356,727,048.67x = 2,131,058,539,274,293,739,520
  5. Step 5: Solve for x
    x = 2,131,058,539,274,293,739,520/53,356,727,048.67
  6. Step 6: Final answer
    x = 39,939,828,717.95

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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.