Finding the Fourth Proportional to 768,527,989,860.74, 1,152,559,891,220.30 and 231,163,300,026.14
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Solution
The fourth proportional to 768,527,989,860.74, 1,152,559,891,220.30 and 231,163,300,026.14 is: 346,675,139,288.72
Step by Step Solution
- Step 1: Write the proportion equation
768,527,989,860.74 : 1,152,559,891,220.30 = 231,163,300,026.14 : x - Step 2: Convert to fraction form
768,527,989,860.74/1,152,559,891,220.30 = 231,163,300,026.14/x - Step 3: Cross multiply
768,527,989,860.74x = 1,152,559,891,220.30 × 231,163,300,026.14 - Step 4: Simplify right side
768,527,989,860.74x = 266,429,547,932,253,505,454,080 - Step 5: Solve for x
x = 266,429,547,932,253,505,454,080/768,527,989,860.74 - Step 6: Final answer
x = 346,675,139,288.72
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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.