Finding the Fourth Proportional to 963,247,777.40, 1,329,392,206.50 and 539,975,760.14
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Solution
The fourth proportional to 963,247,777.40, 1,329,392,206.50 and 539,975,760.14 is: 745,228,366.03
Step by Step Solution
- Step 1: Write the proportion equation
963,247,777.40 : 1,329,392,206.50 = 539,975,760.14 : x - Step 2: Convert to fraction form
963,247,777.40/1,329,392,206.50 = 539,975,760.14/x - Step 3: Cross multiply
963,247,777.40x = 1,329,392,206.50 × 539,975,760.14 - Step 4: Simplify right side
963,247,777.40x = 717,839,567,229,029,376 - Step 5: Solve for x
x = 717,839,567,229,029,376/963,247,777.40 - Step 6: Final answer
x = 745,228,366.03
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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.