Finding the Fourth Proportional to 1,059,399,634.92, 1,587,646,625.11 and 670,528,311.99
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Solution
The fourth proportional to 1,059,399,634.92, 1,587,646,625.11 and 670,528,311.99 is: 1,004,872,926.59
Step by Step Solution
- Step 1: Write the proportion equation
1,059,399,634.92 : 1,587,646,625.11 = 670,528,311.99 : x - Step 2: Convert to fraction form
1,059,399,634.92/1,587,646,625.11 = 670,528,311.99/x - Step 3: Cross multiply
1,059,399,634.92x = 1,587,646,625.11 × 670,528,311.99 - Step 4: Simplify right side
1,059,399,634.92x = 1,064,562,011,571,628,544 - Step 5: Solve for x
x = 1,064,562,011,571,628,544/1,059,399,634.92 - Step 6: Final answer
x = 1,004,872,926.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.