Finding the Fourth Proportional to 52,399,251.18, 78,498,139.77 and 29,300,126.09
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Solution
The fourth proportional to 52,399,251.18, 78,498,139.77 and 29,300,126.09 is: 43,893,859.95
Step by Step Solution
- Step 1: Write the proportion equation
52,399,251.18 : 78,498,139.77 = 29,300,126.09 : x - Step 2: Convert to fraction form
52,399,251.18/78,498,139.77 = 29,300,126.09/x - Step 3: Cross multiply
52,399,251.18x = 78,498,139.77 × 29,300,126.09 - Step 4: Simplify right side
52,399,251.18x = 2,300,005,392,698,953 - Step 5: Solve for x
x = 2,300,005,392,698,953/52,399,251.18 - Step 6: Final answer
x = 43,893,859.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.