Finding the Fourth Proportional to 4,678,750,410.24, 7,018,071,487.92 and 1,137,511,941.60
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Solution
The fourth proportional to 4,678,750,410.24, 7,018,071,487.92 and 1,137,511,941.60 is: 1,706,254,752.77
Step by Step Solution
- Step 1: Write the proportion equation
4,678,750,410.24 : 7,018,071,487.92 = 1,137,511,941.60 : x - Step 2: Convert to fraction form
4,678,750,410.24/7,018,071,487.92 = 1,137,511,941.60/x - Step 3: Cross multiply
4,678,750,410.24x = 7,018,071,487.92 × 1,137,511,941.60 - Step 4: Simplify right side
4,678,750,410.24x = 7,983,140,124,511,479,808 - Step 5: Solve for x
x = 7,983,140,124,511,479,808/4,678,750,410.24 - Step 6: Final answer
x = 1,706,254,752.77
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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.