Finding the Fourth Proportional to 3,315,468,691.18, 4,577,412,029.70 and 2,110,490,079.63
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Solution
The fourth proportional to 3,315,468,691.18, 4,577,412,029.70 and 2,110,490,079.63 is: 2,913,790,953.53
Step by Step Solution
- Step 1: Write the proportion equation
3,315,468,691.18 : 4,577,412,029.70 = 2,110,490,079.63 : x - Step 2: Convert to fraction form
3,315,468,691.18/4,577,412,029.70 = 2,110,490,079.63/x - Step 3: Cross multiply
3,315,468,691.18x = 4,577,412,029.70 × 2,110,490,079.63 - Step 4: Simplify right side
3,315,468,691.18x = 9,660,582,679,060,873,216 - Step 5: Solve for x
x = 9,660,582,679,060,873,216/3,315,468,691.18 - Step 6: Final answer
x = 2,913,790,953.53
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1.5x scale
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.