Home / 48,019,829,985.23-66,245,635,393.38-28,982,848,090.19

Finding the Fourth Proportional to 48,019,829,985.23, 66,245,635,393.38 and 28,982,848,090.19

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Solution

The fourth proportional to 48,019,829,985.23, 66,245,635,393.38 and 28,982,848,090.19 is: 39,983,215,014.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,019,829,985.23 : 66,245,635,393.38 = 28,982,848,090.19 : x
  2. Step 2: Convert to fraction form
    48,019,829,985.23/66,245,635,393.38 = 28,982,848,090.19/x
  3. Step 3: Cross multiply
    48,019,829,985.23x = 66,245,635,393.38 × 28,982,848,090.19
  4. Step 4: Simplify right side
    48,019,829,985.23x = 1,919,987,187,244,181,487,616
  5. Step 5: Solve for x
    x = 1,919,987,187,244,181,487,616/48,019,829,985.23
  6. Step 6: Final answer
    x = 39,983,215,014.19

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Double scale
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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.