Finding the Fourth Proportional to 10,279,862,895.05, 14,182,819,727.99 and 6,209,243,608.52
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Solution
The fourth proportional to 10,279,862,895.05, 14,182,819,727.99 and 6,209,243,608.52 is: 8,566,707,907.09
Step by Step Solution
- Step 1: Write the proportion equation
10,279,862,895.05 : 14,182,819,727.99 = 6,209,243,608.52 : x - Step 2: Convert to fraction form
10,279,862,895.05/14,182,819,727.99 = 6,209,243,608.52/x - Step 3: Cross multiply
10,279,862,895.05x = 14,182,819,727.99 × 6,209,243,608.52 - Step 4: Simplify right side
10,279,862,895.05x = 88,064,582,746,782,236,672 - Step 5: Solve for x
x = 88,064,582,746,782,236,672/10,279,862,895.05 - Step 6: Final answer
x = 8,566,707,907.09
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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.