Finding the Fourth Proportional to 2,655,564,518.88, 3,665,000,387.16 and 1,511,408,808.48
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Solution
The fourth proportional to 2,655,564,518.88, 3,665,000,387.16 and 1,511,408,808.48 is: 2,085,927,051.99
Step by Step Solution
- Step 1: Write the proportion equation
2,655,564,518.88 : 3,665,000,387.16 = 1,511,408,808.48 : x - Step 2: Convert to fraction form
2,655,564,518.88/3,665,000,387.16 = 1,511,408,808.48/x - Step 3: Cross multiply
2,655,564,518.88x = 3,665,000,387.16 × 1,511,408,808.48 - Step 4: Simplify right side
2,655,564,518.88x = 5,539,313,868,236,233,728 - Step 5: Solve for x
x = 5,539,313,868,236,233,728/2,655,564,518.88 - Step 6: Final answer
x = 2,085,927,051.99
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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.