Finding the Fourth Proportional to 121,262,057.10, 181,919,657.70 and 59,880,621.60
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Solution
The fourth proportional to 121,262,057.10, 181,919,657.70 and 59,880,621.60 is: 89,834,053.99
Step by Step Solution
- Step 1: Write the proportion equation
121,262,057.10 : 181,919,657.70 = 59,880,621.60 : x - Step 2: Convert to fraction form
121,262,057.10/181,919,657.70 = 59,880,621.60/x - Step 3: Cross multiply
121,262,057.10x = 181,919,657.70 × 59,880,621.60 - Step 4: Simplify right side
121,262,057.10x = 10,893,462,184,335,226 - Step 5: Solve for x
x = 10,893,462,184,335,226/121,262,057.10 - Step 6: Final answer
x = 89,834,053.99
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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.