Finding the Fourth Proportional to 125,026,372.20, 187,539,558.30 and 38,773,497.90
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Solution
The fourth proportional to 125,026,372.20, 187,539,558.30 and 38,773,497.90 is: 58,160,246.85
Step by Step Solution
- Step 1: Write the proportion equation
125,026,372.20 : 187,539,558.30 = 38,773,497.90 : x - Step 2: Convert to fraction form
125,026,372.20/187,539,558.30 = 38,773,497.90/x - Step 3: Cross multiply
125,026,372.20x = 187,539,558.30 × 38,773,497.90 - Step 4: Simplify right side
125,026,372.20x = 7,271,564,669,911,978 - Step 5: Solve for x
x = 7,271,564,669,911,978/125,026,372.20 - Step 6: Final answer
x = 58,160,246.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.