Finding the Fourth Proportional to 80,473,634.14, 120,710,490.09 and 26,620,946.14
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Solution
The fourth proportional to 80,473,634.14, 120,710,490.09 and 26,620,946.14 is: 39,931,432.07
Step by Step Solution
- Step 1: Write the proportion equation
80,473,634.14 : 120,710,490.09 = 26,620,946.14 : x - Step 2: Convert to fraction form
80,473,634.14/120,710,490.09 = 26,620,946.14/x - Step 3: Cross multiply
80,473,634.14x = 120,710,490.09 × 26,620,946.14 - Step 4: Simplify right side
80,473,634.14x = 3,213,427,455,218,894 - Step 5: Solve for x
x = 3,213,427,455,218,894/80,473,634.14 - Step 6: Final answer
x = 39,931,432.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.