Finding the Fourth Proportional to 245,774,216.08, 339,173,418 and 134,272,278.87
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Solution
The fourth proportional to 245,774,216.08, 339,173,418 and 134,272,278.87 is: 185,298,476.36
Step by Step Solution
- Step 1: Write the proportion equation
245,774,216.08 : 339,173,418 = 134,272,278.87 : x - Step 2: Convert to fraction form
245,774,216.08/339,173,418 = 134,272,278.87/x - Step 3: Cross multiply
245,774,216.08x = 339,173,418 × 134,272,278.87 - Step 4: Simplify right side
245,774,216.08x = 45,541,587,766,987,080 - Step 5: Solve for x
x = 45,541,587,766,987,080/245,774,216.08 - Step 6: Final answer
x = 185,298,476.36
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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.