Finding the Fourth Proportional to 567,859,575.96, 783,648,576.30 and 307,099,191.96
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Solution
The fourth proportional to 567,859,575.96, 783,648,576.30 and 307,099,191.96 is: 423,798,161.99
Step by Step Solution
- Step 1: Write the proportion equation
567,859,575.96 : 783,648,576.30 = 307,099,191.96 : x - Step 2: Convert to fraction form
567,859,575.96/783,648,576.30 = 307,099,191.96/x - Step 3: Cross multiply
567,859,575.96x = 783,648,576.30 × 307,099,191.96 - Step 4: Simplify right side
567,859,575.96x = 240,657,844,562,334,368 - Step 5: Solve for x
x = 240,657,844,562,334,368/567,859,575.96 - Step 6: Final answer
x = 423,798,161.99
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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.