Finding the Fourth Proportional to 912,200,932.77, 1,368,163,146.92 and 248,266,690.08
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Solution
The fourth proportional to 912,200,932.77, 1,368,163,146.92 and 248,266,690.08 is: 372,362,408.07
Step by Step Solution
- Step 1: Write the proportion equation
912,200,932.77 : 1,368,163,146.92 = 248,266,690.08 : x - Step 2: Convert to fraction form
912,200,932.77/1,368,163,146.92 = 248,266,690.08/x - Step 3: Cross multiply
912,200,932.77x = 1,368,163,146.92 × 248,266,690.08 - Step 4: Simplify right side
912,200,932.77x = 339,669,335,974,023,808 - Step 5: Solve for x
x = 339,669,335,974,023,808/912,200,932.77 - Step 6: Final answer
x = 372,362,408.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.