Finding the Fourth Proportional to 58,420,774.61, 80,198,496.81 and 50,146,472.00
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Solution
The fourth proportional to 58,420,774.61, 80,198,496.81 and 50,146,472.00 is: 68,839,752.65
Step by Step Solution
- Step 1: Write the proportion equation
58,420,774.61 : 80,198,496.81 = 50,146,472.00 : x - Step 2: Convert to fraction form
58,420,774.61/80,198,496.81 = 50,146,472.00/x - Step 3: Cross multiply
58,420,774.61x = 80,198,496.81 × 50,146,472.00 - Step 4: Simplify right side
58,420,774.61x = 4,021,671,674,135,712.50 - Step 5: Solve for x
x = 4,021,671,674,135,712.50/58,420,774.61 - Step 6: Final answer
x = 68,839,752.65
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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.