Finding the Fourth Proportional to 79,999,292.84, 110,407,983.58 and 45,194,225.30
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Solution
The fourth proportional to 79,999,292.84, 110,407,983.58 and 45,194,225.30 is: 62,373,092.40
Step by Step Solution
- Step 1: Write the proportion equation
79,999,292.84 : 110,407,983.58 = 45,194,225.30 : x - Step 2: Convert to fraction form
79,999,292.84/110,407,983.58 = 45,194,225.30/x - Step 3: Cross multiply
79,999,292.84x = 110,407,983.58 × 45,194,225.30 - Step 4: Simplify right side
79,999,292.84x = 4,989,803,284,497,711 - Step 5: Solve for x
x = 4,989,803,284,497,711/79,999,292.84 - Step 6: Final answer
x = 62,373,092.40
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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.