Finding the Fourth Proportional to 92,787,122.52, 128,044,381.50 and 51,532,604.28
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Solution
The fourth proportional to 92,787,122.52, 128,044,381.50 and 51,532,604.28 is: 71,113,967.79
Step by Step Solution
- Step 1: Write the proportion equation
92,787,122.52 : 128,044,381.50 = 51,532,604.28 : x - Step 2: Convert to fraction form
92,787,122.52/128,044,381.50 = 51,532,604.28/x - Step 3: Cross multiply
92,787,122.52x = 128,044,381.50 × 51,532,604.28 - Step 4: Simplify right side
92,787,122.52x = 6,598,460,442,116,853 - Step 5: Solve for x
x = 6,598,460,442,116,853/92,787,122.52 - Step 6: Final answer
x = 71,113,967.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.