Finding the Fourth Proportional to 9,787,196,886.80, 14,656,608,859.80 and 6,497,836,912.40
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Solution
The fourth proportional to 9,787,196,886.80, 14,656,608,859.80 and 6,497,836,912.40 is: 9,730,697,682.02
Step by Step Solution
- Step 1: Write the proportion equation
9,787,196,886.80 : 14,656,608,859.80 = 6,497,836,912.40 : x - Step 2: Convert to fraction form
9,787,196,886.80/14,656,608,859.80 = 6,497,836,912.40/x - Step 3: Cross multiply
9,787,196,886.80x = 14,656,608,859.80 × 6,497,836,912.40 - Step 4: Simplify right side
9,787,196,886.80x = 95,236,254,059,817,304,064 - Step 5: Solve for x
x = 95,236,254,059,817,304,064/9,787,196,886.80 - Step 6: Final answer
x = 9,730,697,682.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.