Finding the Fourth Proportional to 1,421,674,189.04, 2,132,802,132.70 and 488,875,893.36
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Solution
The fourth proportional to 1,421,674,189.04, 2,132,802,132.70 and 488,875,893.36 is: 733,413,855.32
Step by Step Solution
- Step 1: Write the proportion equation
1,421,674,189.04 : 2,132,802,132.70 = 488,875,893.36 : x - Step 2: Convert to fraction form
1,421,674,189.04/2,132,802,132.70 = 488,875,893.36/x - Step 3: Cross multiply
1,421,674,189.04x = 2,132,802,132.70 × 488,875,893.36 - Step 4: Simplify right side
1,421,674,189.04x = 1,042,675,547,989,157,760 - Step 5: Solve for x
x = 1,042,675,547,989,157,760/1,421,674,189.04 - Step 6: Final answer
x = 733,413,855.32
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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.