Finding the Fourth Proportional to 249,113,101.20, 373,669,651.80 and 239,547,163.20
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Solution
The fourth proportional to 249,113,101.20, 373,669,651.80 and 239,547,163.20 is: 359,320,744.80
Step by Step Solution
- Step 1: Write the proportion equation
249,113,101.20 : 373,669,651.80 = 239,547,163.20 : x - Step 2: Convert to fraction form
249,113,101.20/373,669,651.80 = 239,547,163.20/x - Step 3: Cross multiply
249,113,101.20x = 373,669,651.80 × 239,547,163.20 - Step 4: Simplify right side
249,113,101.20x = 89,511,505,062,621,776 - Step 5: Solve for x
x = 89,511,505,062,621,776/249,113,101.20 - Step 6: Final answer
x = 359,320,744.80
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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.