Finding the Fourth Proportional to 7,579,656,071.70, 11,369,484,107.55 and 2,670,698,375.70
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Solution
The fourth proportional to 7,579,656,071.70, 11,369,484,107.55 and 2,670,698,375.70 is: 4,006,047,563.55
Step by Step Solution
- Step 1: Write the proportion equation
7,579,656,071.70 : 11,369,484,107.55 = 2,670,698,375.70 : x - Step 2: Convert to fraction form
7,579,656,071.70/11,369,484,107.55 = 2,670,698,375.70/x - Step 3: Cross multiply
7,579,656,071.70x = 11,369,484,107.55 × 2,670,698,375.70 - Step 4: Simplify right side
7,579,656,071.70x = 30,364,462,738,580,746,240 - Step 5: Solve for x
x = 30,364,462,738,580,746,240/7,579,656,071.70 - Step 6: Final answer
x = 4,006,047,563.55
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1.5x scale
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.