Finding the Fourth Proportional to 1,750,539,966.68, 2,415,802,773.71 and 957,567,799.13
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Solution
The fourth proportional to 1,750,539,966.68, 2,415,802,773.71 and 957,567,799.13 is: 1,321,475,081.51
Step by Step Solution
- Step 1: Write the proportion equation
1,750,539,966.68 : 2,415,802,773.71 = 957,567,799.13 : x - Step 2: Convert to fraction form
1,750,539,966.68/2,415,802,773.71 = 957,567,799.13/x - Step 3: Cross multiply
1,750,539,966.68x = 2,415,802,773.71 × 957,567,799.13 - Step 4: Simplify right side
1,750,539,966.68x = 2,313,294,945,158,890,496 - Step 5: Solve for x
x = 2,313,294,945,158,890,496/1,750,539,966.68 - Step 6: Final answer
x = 1,321,475,081.51
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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.