Finding the Fourth Proportional to 2,840,415,145.60, 4,257,935,332.80 and 1,676,777,180.80
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Solution
The fourth proportional to 2,840,415,145.60, 4,257,935,332.80 and 1,676,777,180.80 is: 2,513,579,331.68
Step by Step Solution
- Step 1: Write the proportion equation
2,840,415,145.60 : 4,257,935,332.80 = 1,676,777,180.80 : x - Step 2: Convert to fraction form
2,840,415,145.60/4,257,935,332.80 = 1,676,777,180.80/x - Step 3: Cross multiply
2,840,415,145.60x = 4,257,935,332.80 × 1,676,777,180.80 - Step 4: Simplify right side
2,840,415,145.60x = 7,139,608,803,361,093,632 - Step 5: Solve for x
x = 7,139,608,803,361,093,632/2,840,415,145.60 - Step 6: Final answer
x = 2,513,579,331.68
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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.