Finding the Fourth Proportional to 744,982,236.24, 1,027,913,347.08 and 451,698,887.76
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Solution
The fourth proportional to 744,982,236.24, 1,027,913,347.08 and 451,698,887.76 is: 623,246,156.76
Step by Step Solution
- Step 1: Write the proportion equation
744,982,236.24 : 1,027,913,347.08 = 451,698,887.76 : x - Step 2: Convert to fraction form
744,982,236.24/1,027,913,347.08 = 451,698,887.76/x - Step 3: Cross multiply
744,982,236.24x = 1,027,913,347.08 × 451,698,887.76 - Step 4: Simplify right side
744,982,236.24x = 464,307,315,589,694,848 - Step 5: Solve for x
x = 464,307,315,589,694,848/744,982,236.24 - Step 6: Final answer
x = 623,246,156.76
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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.