Finding the Fourth Proportional to 536,660,471.84, 740,593,959.12 and 304,886,181.92
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Solution
The fourth proportional to 536,660,471.84, 740,593,959.12 and 304,886,181.92 is: 420,744,355.88
Step by Step Solution
- Step 1: Write the proportion equation
536,660,471.84 : 740,593,959.12 = 304,886,181.92 : x - Step 2: Convert to fraction form
536,660,471.84/740,593,959.12 = 304,886,181.92/x - Step 3: Cross multiply
536,660,471.84x = 740,593,959.12 × 304,886,181.92 - Step 4: Simplify right side
536,660,471.84x = 225,796,864,549,113,376 - Step 5: Solve for x
x = 225,796,864,549,113,376/536,660,471.84 - Step 6: Final answer
x = 420,744,355.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.