Finding the Fourth Proportional to 257,459,224.68, 355,306,495.14 and 159,705,573.48
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Solution
The fourth proportional to 257,459,224.68, 355,306,495.14 and 159,705,573.48 is: 220,401,609.76
Step by Step Solution
- Step 1: Write the proportion equation
257,459,224.68 : 355,306,495.14 = 159,705,573.48 : x - Step 2: Convert to fraction form
257,459,224.68/355,306,495.14 = 159,705,573.48/x - Step 3: Cross multiply
257,459,224.68x = 355,306,495.14 × 159,705,573.48 - Step 4: Simplify right side
257,459,224.68x = 56,744,427,567,502,528 - Step 5: Solve for x
x = 56,744,427,567,502,528/257,459,224.68 - Step 6: Final answer
x = 220,401,609.76
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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.