Finding the Fourth Proportional to 83,670,374.90, 125,505,562.35 and 29,798,246.90
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Solution
The fourth proportional to 83,670,374.90, 125,505,562.35 and 29,798,246.90 is: 44,697,370.35
Step by Step Solution
- Step 1: Write the proportion equation
83,670,374.90 : 125,505,562.35 = 29,798,246.90 : x - Step 2: Convert to fraction form
83,670,374.90/125,505,562.35 = 29,798,246.90/x - Step 3: Cross multiply
83,670,374.90x = 125,505,562.35 × 29,798,246.90 - Step 4: Simplify right side
83,670,374.90x = 3,739,845,734,228,644 - Step 5: Solve for x
x = 3,739,845,734,228,644/83,670,374.90 - Step 6: Final answer
x = 44,697,370.35
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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.