Finding the Fourth Proportional to 249,057,130.20, 373,585,695.30 and 245,655,907.80
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Solution
The fourth proportional to 249,057,130.20, 373,585,695.30 and 245,655,907.80 is: 368,483,861.70
Step by Step Solution
- Step 1: Write the proportion equation
249,057,130.20 : 373,585,695.30 = 245,655,907.80 : x - Step 2: Convert to fraction form
249,057,130.20/373,585,695.30 = 245,655,907.80/x - Step 3: Cross multiply
249,057,130.20x = 373,585,695.30 × 245,655,907.80 - Step 4: Simplify right side
249,057,130.20x = 91,773,533,120,015,696 - Step 5: Solve for x
x = 91,773,533,120,015,696/249,057,130.20 - Step 6: Final answer
x = 368,483,861.70
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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.