Finding the Fourth Proportional to 4,633,996,965.70, 6,950,995,448.55 and 3,164,668,888.90
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Solution
The fourth proportional to 4,633,996,965.70, 6,950,995,448.55 and 3,164,668,888.90 is: 4,747,003,333.35
Step by Step Solution
- Step 1: Write the proportion equation
4,633,996,965.70 : 6,950,995,448.55 = 3,164,668,888.90 : x - Step 2: Convert to fraction form
4,633,996,965.70/6,950,995,448.55 = 3,164,668,888.90/x - Step 3: Cross multiply
4,633,996,965.70x = 6,950,995,448.55 × 3,164,668,888.90 - Step 4: Simplify right side
4,633,996,965.70x = 21,997,599,042,911,686,656 - Step 5: Solve for x
x = 21,997,599,042,911,686,656/4,633,996,965.70 - Step 6: Final answer
x = 4,747,003,333.35
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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.