Finding the Fourth Proportional to 1,003,044,589.74, 1,504,686,542.06 and 485,102,855.34
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Solution
The fourth proportional to 1,003,044,589.74, 1,504,686,542.06 and 485,102,855.34 is: 727,712,152.99
Step by Step Solution
- Step 1: Write the proportion equation
1,003,044,589.74 : 1,504,686,542.06 = 485,102,855.34 : x - Step 2: Convert to fraction form
1,003,044,589.74/1,504,686,542.06 = 485,102,855.34/x - Step 3: Cross multiply
1,003,044,589.74x = 1,504,686,542.06 × 485,102,855.34 - Step 4: Simplify right side
1,003,044,589.74x = 729,927,737,946,189,696 - Step 5: Solve for x
x = 729,927,737,946,189,696/1,003,044,589.74 - Step 6: Final answer
x = 727,712,152.99
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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.