Finding the Fourth Proportional to 558,768,405.53, 838,282,294.91 and 190,306,550.00
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Solution
The fourth proportional to 558,768,405.53, 838,282,294.91 and 190,306,550.00 is: 285,503,993.95
Step by Step Solution
- Step 1: Write the proportion equation
558,768,405.53 : 838,282,294.91 = 190,306,550.00 : x - Step 2: Convert to fraction form
558,768,405.53/838,282,294.91 = 190,306,550.00/x - Step 3: Cross multiply
558,768,405.53x = 838,282,294.91 × 190,306,550.00 - Step 4: Simplify right side
558,768,405.53x = 159,530,611,472,976,128 - Step 5: Solve for x
x = 159,530,611,472,976,128/558,768,405.53 - Step 6: Final answer
x = 285,503,993.95
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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.