Finding the Fourth Proportional to 2,319,636,000.48, 3,201,772,218.42 and 1,515,984,394.05
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Solution
The fourth proportional to 2,319,636,000.48, 3,201,772,218.42 and 1,515,984,394.05 is: 2,092,499,303.95
Step by Step Solution
- Step 1: Write the proportion equation
2,319,636,000.48 : 3,201,772,218.42 = 1,515,984,394.05 : x - Step 2: Convert to fraction form
2,319,636,000.48/3,201,772,218.42 = 1,515,984,394.05/x - Step 3: Cross multiply
2,319,636,000.48x = 3,201,772,218.42 × 1,515,984,394.05 - Step 4: Simplify right side
2,319,636,000.48x = 4,853,836,716,427,568,128 - Step 5: Solve for x
x = 4,853,836,716,427,568,128/2,319,636,000.48 - Step 6: Final answer
x = 2,092,499,303.95
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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.