Finding the Fourth Proportional to 743,162,064.11, 1,024,611,619.05 and 608,704,647.08
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Solution
The fourth proportional to 743,162,064.11, 1,024,611,619.05 and 608,704,647.08 is: 839,232,630.52
Step by Step Solution
- Step 1: Write the proportion equation
743,162,064.11 : 1,024,611,619.05 = 608,704,647.08 : x - Step 2: Convert to fraction form
743,162,064.11/1,024,611,619.05 = 608,704,647.08/x - Step 3: Cross multiply
743,162,064.11x = 1,024,611,619.05 × 608,704,647.08 - Step 4: Simplify right side
743,162,064.11x = 623,685,853,962,774,656 - Step 5: Solve for x
x = 623,685,853,962,774,656/743,162,064.11 - Step 6: Final answer
x = 839,232,630.52
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1.5x scale
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.