Finding the Fourth Proportional to 2,021,080,669.84, 3,032,706,325.52 and 841,475,478.20
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Solution
The fourth proportional to 2,021,080,669.84, 3,032,706,325.52 and 841,475,478.20 is: 1,262,665,089.82
Step by Step Solution
- Step 1: Write the proportion equation
2,021,080,669.84 : 3,032,706,325.52 = 841,475,478.20 : x - Step 2: Convert to fraction form
2,021,080,669.84/3,032,706,325.52 = 841,475,478.20/x - Step 3: Cross multiply
2,021,080,669.84x = 3,032,706,325.52 × 841,475,478.20 - Step 4: Simplify right side
2,021,080,669.84x = 2,551,948,005,507,106,816 - Step 5: Solve for x
x = 2,551,948,005,507,106,816/2,021,080,669.84 - Step 6: Final answer
x = 1,262,665,089.82
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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.