Finding the Fourth Proportional to 246,420,904.88, 340,063,536.12 and 136,414,454.96
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Solution
The fourth proportional to 246,420,904.88, 340,063,536.12 and 136,414,454.96 is: 188,253,435.54
Step by Step Solution
- Step 1: Write the proportion equation
246,420,904.88 : 340,063,536.12 = 136,414,454.96 : x - Step 2: Convert to fraction form
246,420,904.88/340,063,536.12 = 136,414,454.96/x - Step 3: Cross multiply
246,420,904.88x = 340,063,536.12 × 136,414,454.96 - Step 4: Simplify right side
246,420,904.88x = 46,389,581,931,580,080 - Step 5: Solve for x
x = 46,389,581,931,580,080/246,420,904.88 - Step 6: Final answer
x = 188,253,435.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.