Finding the Fourth Proportional to 168,806,024.70, 253,173,607.02 and 47,609,133.18
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Solution
The fourth proportional to 168,806,024.70, 253,173,607.02 and 47,609,133.18 is: 71,403,707.28
Step by Step Solution
- Step 1: Write the proportion equation
168,806,024.70 : 253,173,607.02 = 47,609,133.18 : x - Step 2: Convert to fraction form
168,806,024.70/253,173,607.02 = 47,609,133.18/x - Step 3: Cross multiply
168,806,024.70x = 253,173,607.02 × 47,609,133.18 - Step 4: Simplify right side
168,806,024.70x = 12,053,375,974,276,164 - Step 5: Solve for x
x = 12,053,375,974,276,164/168,806,024.70 - Step 6: Final answer
x = 71,403,707.28
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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.