Finding the Fourth Proportional to 690,092,041,230.56, 1,035,249,292,743.60 and 212,561,117,251.04
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Solution
The fourth proportional to 690,092,041,230.56, 1,035,249,292,743.60 and 212,561,117,251.04 is: 318,875,937,051.14
Step by Step Solution
- Step 1: Write the proportion equation
690,092,041,230.56 : 1,035,249,292,743.60 = 212,561,117,251.04 : x - Step 2: Convert to fraction form
690,092,041,230.56/1,035,249,292,743.60 = 212,561,117,251.04/x - Step 3: Cross multiply
690,092,041,230.56x = 1,035,249,292,743.60 × 212,561,117,251.04 - Step 4: Simplify right side
690,092,041,230.56x = 220,053,746,298,928,588,914,688 - Step 5: Solve for x
x = 220,053,746,298,928,588,914,688/690,092,041,230.56 - Step 6: Final answer
x = 318,875,937,051.14
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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.