Finding the Fourth Proportional to 2,034,725,918.80, 3,052,885,140.60 and 742,392,043.60
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Solution
The fourth proportional to 2,034,725,918.80, 3,052,885,140.60 and 742,392,043.60 is: 1,113,878,590.46
Step by Step Solution
- Step 1: Write the proportion equation
2,034,725,918.80 : 3,052,885,140.60 = 742,392,043.60 : x - Step 2: Convert to fraction form
2,034,725,918.80/3,052,885,140.60 = 742,392,043.60/x - Step 3: Cross multiply
2,034,725,918.80x = 3,052,885,140.60 × 742,392,043.60 - Step 4: Simplify right side
2,034,725,918.80x = 2,266,437,638,406,107,392 - Step 5: Solve for x
x = 2,266,437,638,406,107,392/2,034,725,918.80 - Step 6: Final answer
x = 1,113,878,590.46
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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.