Finding the Fourth Proportional to 259,144,014, 357,622,988.04 and 154,731,209.52
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Solution
The fourth proportional to 259,144,014, 357,622,988.04 and 154,731,209.52 is: 213,531,605.99
Step by Step Solution
- Step 1: Write the proportion equation
259,144,014 : 357,622,988.04 = 154,731,209.52 : x - Step 2: Convert to fraction form
259,144,014/357,622,988.04 = 154,731,209.52/x - Step 3: Cross multiply
259,144,014x = 357,622,988.04 × 154,731,209.52 - Step 4: Simplify right side
259,144,014x = 55,335,437,491,585,704 - Step 5: Solve for x
x = 55,335,437,491,585,704/259,144,014 - Step 6: Final answer
x = 213,531,605.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.