Home / 98,057,523.52-135,315,015.60-56,211,589.60

Finding the Fourth Proportional to 98,057,523.52, 135,315,015.60 and 56,211,589.60

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Solution

The fourth proportional to 98,057,523.52, 135,315,015.60 and 56,211,589.60 is: 77,569,490.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,057,523.52 : 135,315,015.60 = 56,211,589.60 : x
  2. Step 2: Convert to fraction form
    98,057,523.52/135,315,015.60 = 56,211,589.60/x
  3. Step 3: Cross multiply
    98,057,523.52x = 135,315,015.60 × 56,211,589.60
  4. Step 4: Simplify right side
    98,057,523.52x = 7,606,272,123,624,798
  5. Step 5: Solve for x
    x = 7,606,272,123,624,798/98,057,523.52
  6. Step 6: Final answer
    x = 77,569,490.34

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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.