Finding the Third Proportional to 418,927,985 and 888,921,408
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Solution
The third proportional to 418,927,985 and 888,921,408 is: 1,886,198,339.32
Step by Step Solution
- Step 1: Write the proportion equation
418,927,985 : 888,921,408 = 888,921,408 : x - Step 2: Convert to fraction form
418,927,985/888,921,408 = 888,921,408/x - Step 3: Cross multiply
418,927,985x = 888,921,408 × 888,921,408 - Step 4: Simplify right side
418,927,985x = 790,181,269,600,702,464 - Step 5: Solve for x
x = 790,181,269,600,702,464/418,927,985 - Step 6: Final answer
x = 1,886,198,339.32
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.