Finding the Fourth Proportional to 4,722,433,145.71, 6,516,960,215.05 and 2,579,069,148.19
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Solution
The fourth proportional to 4,722,433,145.71, 6,516,960,215.05 and 2,579,069,148.19 is: 3,559,116,775.61
Step by Step Solution
- Step 1: Write the proportion equation
4,722,433,145.71 : 6,516,960,215.05 = 2,579,069,148.19 : x - Step 2: Convert to fraction form
4,722,433,145.71/6,516,960,215.05 = 2,579,069,148.19/x - Step 3: Cross multiply
4,722,433,145.71x = 6,516,960,215.05 × 2,579,069,148.19 - Step 4: Simplify right side
4,722,433,145.71x = 16,807,691,030,604,183,552 - Step 5: Solve for x
x = 16,807,691,030,604,183,552/4,722,433,145.71 - Step 6: Final answer
x = 3,559,116,775.61
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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.