Finding the Fourth Proportional to 799,282,462.13, 1,102,953,803.49 and 464,731,249.76
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Solution
The fourth proportional to 799,282,462.13, 1,102,953,803.49 and 464,731,249.76 is: 641,296,567.62
Step by Step Solution
- Step 1: Write the proportion equation
799,282,462.13 : 1,102,953,803.49 = 464,731,249.76 : x - Step 2: Convert to fraction form
799,282,462.13/1,102,953,803.49 = 464,731,249.76/x - Step 3: Cross multiply
799,282,462.13x = 1,102,953,803.49 × 464,731,249.76 - Step 4: Simplify right side
799,282,462.13x = 512,577,099,517,938,368 - Step 5: Solve for x
x = 512,577,099,517,938,368/799,282,462.13 - Step 6: Final answer
x = 641,296,567.62
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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.