Finding the Fourth Proportional to 2,050,615,958.48, 2,830,305,268.68 and 1,246,672,628.42
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Solution
The fourth proportional to 2,050,615,958.48, 2,830,305,268.68 and 1,246,672,628.42 is: 1,720,684,994.16
Step by Step Solution
- Step 1: Write the proportion equation
2,050,615,958.48 : 2,830,305,268.68 = 1,246,672,628.42 : x - Step 2: Convert to fraction form
2,050,615,958.48/2,830,305,268.68 = 1,246,672,628.42/x - Step 3: Cross multiply
2,050,615,958.48x = 2,830,305,268.68 × 1,246,672,628.42 - Step 4: Simplify right side
2,050,615,958.48x = 3,528,464,108,536,269,824 - Step 5: Solve for x
x = 3,528,464,108,536,269,824/2,050,615,958.48 - Step 6: Final answer
x = 1,720,684,994.16
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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.