Home / 73,203,264,331.20-109,804,896,496.80-20,144,194,891.20

Finding the Fourth Proportional to 73,203,264,331.20, 109,804,896,496.80 and 20,144,194,891.20

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Solution

The fourth proportional to 73,203,264,331.20, 109,804,896,496.80 and 20,144,194,891.20 is: 30,216,292,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,203,264,331.20 : 109,804,896,496.80 = 20,144,194,891.20 : x
  2. Step 2: Convert to fraction form
    73,203,264,331.20/109,804,896,496.80 = 20,144,194,891.20/x
  3. Step 3: Cross multiply
    73,203,264,331.20x = 109,804,896,496.80 × 20,144,194,891.20
  4. Step 4: Simplify right side
    73,203,264,331.20x = 2,211,931,235,039,583,404,032
  5. Step 5: Solve for x
    x = 2,211,931,235,039,583,404,032/73,203,264,331.20
  6. Step 6: Final answer
    x = 30,216,292,336.80

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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.