Finding the Fourth Proportional to 2,021,080,689.81, 3,032,706,355.58 and 841,475,498.25
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Solution
The fourth proportional to 2,021,080,689.81, 3,032,706,355.58 and 841,475,498.25 is: 1,262,665,119.94
Step by Step Solution
- Step 1: Write the proportion equation
2,021,080,689.81 : 3,032,706,355.58 = 841,475,498.25 : x - Step 2: Convert to fraction form
2,021,080,689.81/3,032,706,355.58 = 841,475,498.25/x - Step 3: Cross multiply
2,021,080,689.81x = 3,032,706,355.58 × 841,475,498.25 - Step 4: Simplify right side
2,021,080,689.81x = 2,551,948,091,603,414,528 - Step 5: Solve for x
x = 2,551,948,091,603,414,528/2,021,080,689.81 - Step 6: Final answer
x = 1,262,665,119.94
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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.