Finding the Fourth Proportional to 3,621,798,127.17, 5,432,690,409.84 and 1,134,849,442.19
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Solution
The fourth proportional to 3,621,798,127.17, 5,432,690,409.84 and 1,134,849,442.19 is: 1,702,272,038.55
Step by Step Solution
- Step 1: Write the proportion equation
3,621,798,127.17 : 5,432,690,409.84 = 1,134,849,442.19 : x - Step 2: Convert to fraction form
3,621,798,127.17/5,432,690,409.84 = 1,134,849,442.19/x - Step 3: Cross multiply
3,621,798,127.17x = 5,432,690,409.84 × 1,134,849,442.19 - Step 4: Simplify right side
3,621,798,127.17x = 6,165,285,681,170,722,816 - Step 5: Solve for x
x = 6,165,285,681,170,722,816/3,621,798,127.17 - Step 6: Final answer
x = 1,702,272,038.55
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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.