Finding the Fourth Proportional to 746,301,839.41, 1,029,768,988.49 and 432,964,225.81
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Solution
The fourth proportional to 746,301,839.41, 1,029,768,988.49 and 432,964,225.81 is: 597,416,634.02
Step by Step Solution
- Step 1: Write the proportion equation
746,301,839.41 : 1,029,768,988.49 = 432,964,225.81 : x - Step 2: Convert to fraction form
746,301,839.41/1,029,768,988.49 = 432,964,225.81/x - Step 3: Cross multiply
746,301,839.41x = 1,029,768,988.49 × 432,964,225.81 - Step 4: Simplify right side
746,301,839.41x = 445,853,132,862,554,816 - Step 5: Solve for x
x = 445,853,132,862,554,816/746,301,839.41 - Step 6: Final answer
x = 597,416,634.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.