Finding the Fourth Proportional to 314,929,549.80, 472,394,324.70 and 238,402,045.80
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Solution
The fourth proportional to 314,929,549.80, 472,394,324.70 and 238,402,045.80 is: 357,603,068.70
Step by Step Solution
- Step 1: Write the proportion equation
314,929,549.80 : 472,394,324.70 = 238,402,045.80 : x - Step 2: Convert to fraction form
314,929,549.80/472,394,324.70 = 238,402,045.80/x - Step 3: Cross multiply
314,929,549.80x = 472,394,324.70 × 238,402,045.80 - Step 4: Simplify right side
314,929,549.80x = 112,619,773,432,789,472 - Step 5: Solve for x
x = 112,619,773,432,789,472/314,929,549.80 - Step 6: Final answer
x = 357,603,068.70
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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.