Finding the Fourth Proportional to 4,895,840,607.30, 6,756,282,918.36 and 2,781,412,576.20
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Solution
The fourth proportional to 4,895,840,607.30, 6,756,282,918.36 and 2,781,412,576.20 is: 3,838,362,353.85
Step by Step Solution
- Step 1: Write the proportion equation
4,895,840,607.30 : 6,756,282,918.36 = 2,781,412,576.20 : x - Step 2: Convert to fraction form
4,895,840,607.30/6,756,282,918.36 = 2,781,412,576.20/x - Step 3: Cross multiply
4,895,840,607.30x = 6,756,282,918.36 × 2,781,412,576.20 - Step 4: Simplify right side
4,895,840,607.30x = 18,792,010,277,491,740,672 - Step 5: Solve for x
x = 18,792,010,277,491,740,672/4,895,840,607.30 - Step 6: Final answer
x = 3,838,362,353.85
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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.