Finding the Fourth Proportional to 798,388,710.42, 1,197,625,359.51 and 246,070,493.63
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Solution
The fourth proportional to 798,388,710.42, 1,197,625,359.51 and 246,070,493.63 is: 369,118,775.79
Step by Step Solution
- Step 1: Write the proportion equation
798,388,710.42 : 1,197,625,359.51 = 246,070,493.63 : x - Step 2: Convert to fraction form
798,388,710.42/1,197,625,359.51 = 246,070,493.63/x - Step 3: Cross multiply
798,388,710.42x = 1,197,625,359.51 × 246,070,493.63 - Step 4: Simplify right side
798,388,710.42x = 294,700,263,392,443,776 - Step 5: Solve for x
x = 294,700,263,392,443,776/798,388,710.42 - Step 6: Final answer
x = 369,118,775.79
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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.