Finding the Fourth Proportional to 4,365,124,788.58, 6,547,592,955.12 and 1,217,255,550.70
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Solution
The fourth proportional to 4,365,124,788.58, 6,547,592,955.12 and 1,217,255,550.70 is: 1,825,857,049.77
Step by Step Solution
- Step 1: Write the proportion equation
4,365,124,788.58 : 6,547,592,955.12 = 1,217,255,550.70 : x - Step 2: Convert to fraction form
4,365,124,788.58/6,547,592,955.12 = 1,217,255,550.70/x - Step 3: Cross multiply
4,365,124,788.58x = 6,547,592,955.12 × 1,217,255,550.70 - Step 4: Simplify right side
4,365,124,788.58x = 7,970,093,868,344,036,352 - Step 5: Solve for x
x = 7,970,093,868,344,036,352/4,365,124,788.58 - Step 6: Final answer
x = 1,825,857,049.77
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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.