Finding the Fourth Proportional to 15,352,939,561, 23,029,409,341.52 and 3,720,758,953
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Solution
The fourth proportional to 15,352,939,561, 23,029,409,341.52 and 3,720,758,953 is: 5,581,138,429.50
Step by Step Solution
- Step 1: Write the proportion equation
15,352,939,561 : 23,029,409,341.52 = 3,720,758,953 : x - Step 2: Convert to fraction form
15,352,939,561/23,029,409,341.52 = 3,720,758,953/x - Step 3: Cross multiply
15,352,939,561x = 23,029,409,341.52 × 3,720,758,953 - Step 4: Simplify right side
15,352,939,561x = 85,686,880,989,762,371,584 - Step 5: Solve for x
x = 85,686,880,989,762,371,584/15,352,939,561 - Step 6: Final answer
x = 5,581,138,429.50
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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.