Finding the Fourth Proportional to 2,983,614,403.30, 4,474,658,239.77 and 884,599,987.81
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Solution
The fourth proportional to 2,983,614,403.30, 4,474,658,239.77 and 884,599,987.81 is: 1,326,673,654.60
Step by Step Solution
- Step 1: Write the proportion equation
2,983,614,403.30 : 4,474,658,239.77 = 884,599,987.81 : x - Step 2: Convert to fraction form
2,983,614,403.30/4,474,658,239.77 = 884,599,987.81/x - Step 3: Cross multiply
2,983,614,403.30x = 4,474,658,239.77 × 884,599,987.81 - Step 4: Simplify right side
2,983,614,403.30x = 3,958,282,624,346,455,552 - Step 5: Solve for x
x = 3,958,282,624,346,455,552/2,983,614,403.30 - Step 6: Final answer
x = 1,326,673,654.60
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1.5x scale
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.