Finding the Fourth Proportional to 1,564,383,028,387.60, 2,346,841,879,986.80 and 644,949,759,530.44
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Solution
The fourth proportional to 1,564,383,028,387.60, 2,346,841,879,986.80 and 644,949,759,530.44 is: 967,534,854,755.81
Step by Step Solution
- Step 1: Write the proportion equation
1,564,383,028,387.60 : 2,346,841,879,986.80 = 644,949,759,530.44 : x - Step 2: Convert to fraction form
1,564,383,028,387.60/2,346,841,879,986.80 = 644,949,759,530.44/x - Step 3: Cross multiply
1,564,383,028,387.60x = 2,346,841,879,986.80 × 644,949,759,530.44 - Step 4: Simplify right side
1,564,383,028,387.60x = 1,513,595,106,153,452,080,726,016 - Step 5: Solve for x
x = 1,513,595,106,153,452,080,726,016/1,564,383,028,387.60 - Step 6: Final answer
x = 967,534,854,755.81
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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.