Finding the Fourth Proportional to 463,648,851.20, 695,473,276.80 and 341,204,844.80
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Solution
The fourth proportional to 463,648,851.20, 695,473,276.80 and 341,204,844.80 is: 511,807,267.20
Step by Step Solution
- Step 1: Write the proportion equation
463,648,851.20 : 695,473,276.80 = 341,204,844.80 : x - Step 2: Convert to fraction form
463,648,851.20/695,473,276.80 = 341,204,844.80/x - Step 3: Cross multiply
463,648,851.20x = 695,473,276.80 × 341,204,844.80 - Step 4: Simplify right side
463,648,851.20x = 237,298,851,473,091,424 - Step 5: Solve for x
x = 237,298,851,473,091,424/463,648,851.20 - Step 6: Final answer
x = 511,807,267.20
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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.