Finding the Fourth Proportional to 348,811,609,303.12, 523,217,413,364.18 and 83,815,994,827.13
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Solution
The fourth proportional to 348,811,609,303.12, 523,217,413,364.18 and 83,815,994,827.13 is: 125,723,992,098.80
Step by Step Solution
- Step 1: Write the proportion equation
348,811,609,303.12 : 523,217,413,364.18 = 83,815,994,827.13 : x - Step 2: Convert to fraction form
348,811,609,303.12/523,217,413,364.18 = 83,815,994,827.13/x - Step 3: Cross multiply
348,811,609,303.12x = 523,217,413,364.18 × 83,815,994,827.13 - Step 4: Simplify right side
348,811,609,303.12x = 43,853,988,011,993,836,027,904 - Step 5: Solve for x
x = 43,853,988,011,993,836,027,904/348,811,609,303.12 - Step 6: Final answer
x = 125,723,992,098.80
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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.