Finding the Fourth Proportional to 2,267,667,927.84, 3,129,381,714.42 and 1,224,626,391.84
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Solution
The fourth proportional to 2,267,667,927.84, 3,129,381,714.42 and 1,224,626,391.84 is: 1,689,984,406.70
Step by Step Solution
- Step 1: Write the proportion equation
2,267,667,927.84 : 3,129,381,714.42 = 1,224,626,391.84 : x - Step 2: Convert to fraction form
2,267,667,927.84/3,129,381,714.42 = 1,224,626,391.84/x - Step 3: Cross multiply
2,267,667,927.84x = 3,129,381,714.42 × 1,224,626,391.84 - Step 4: Simplify right side
2,267,667,927.84x = 3,832,323,437,620,237,824 - Step 5: Solve for x
x = 3,832,323,437,620,237,824/2,267,667,927.84 - Step 6: Final answer
x = 1,689,984,406.70
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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.