Finding the Fourth Proportional to 614,132,448.48, 921,360,204.54 and 220,699,021.68
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Solution
The fourth proportional to 614,132,448.48, 921,360,204.54 and 220,699,021.68 is: 331,106,581.75
Step by Step Solution
- Step 1: Write the proportion equation
614,132,448.48 : 921,360,204.54 = 220,699,021.68 : x - Step 2: Convert to fraction form
614,132,448.48/921,360,204.54 = 220,699,021.68/x - Step 3: Cross multiply
614,132,448.48x = 921,360,204.54 × 220,699,021.68 - Step 4: Simplify right side
614,132,448.48x = 203,343,295,756,862,688 - Step 5: Solve for x
x = 203,343,295,756,862,688/614,132,448.48 - Step 6: Final answer
x = 331,106,581.75
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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.