Finding the Fourth Proportional to 103,605,062.35, 155,330,979.26 and 62,655,397.68
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Solution
The fourth proportional to 103,605,062.35, 155,330,979.26 and 62,655,397.68 is: 93,936,763.87
Step by Step Solution
- Step 1: Write the proportion equation
103,605,062.35 : 155,330,979.26 = 62,655,397.68 : x - Step 2: Convert to fraction form
103,605,062.35/155,330,979.26 = 62,655,397.68/x - Step 3: Cross multiply
103,605,062.35x = 155,330,979.26 × 62,655,397.68 - Step 4: Simplify right side
103,605,062.35x = 9,732,324,277,559,132 - Step 5: Solve for x
x = 9,732,324,277,559,132/103,605,062.35 - Step 6: Final answer
x = 93,936,763.87
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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.