Finding the Fourth Proportional to 121,415,663.60, 182,060,509.80 and 44,699,202.80
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Solution
The fourth proportional to 121,415,663.60, 182,060,509.80 and 44,699,202.80 is: 67,025,616.04
Step by Step Solution
- Step 1: Write the proportion equation
121,415,663.60 : 182,060,509.80 = 44,699,202.80 : x - Step 2: Convert to fraction form
121,415,663.60/182,060,509.80 = 44,699,202.80/x - Step 3: Cross multiply
121,415,663.60x = 182,060,509.80 × 44,699,202.80 - Step 4: Simplify right side
121,415,663.60x = 8,137,959,649,421,587 - Step 5: Solve for x
x = 8,137,959,649,421,587/121,415,663.60 - Step 6: Final answer
x = 67,025,616.04
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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.