Finding the Fourth Proportional to 1,762,989,365.80, 2,644,484,048.70 and 1,655,493,941.80
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Solution
The fourth proportional to 1,762,989,365.80, 2,644,484,048.70 and 1,655,493,941.80 is: 2,483,240,912.70
Step by Step Solution
- Step 1: Write the proportion equation
1,762,989,365.80 : 2,644,484,048.70 = 1,655,493,941.80 : x - Step 2: Convert to fraction form
1,762,989,365.80/2,644,484,048.70 = 1,655,493,941.80/x - Step 3: Cross multiply
1,762,989,365.80x = 2,644,484,048.70 × 1,655,493,941.80 - Step 4: Simplify right side
1,762,989,365.80x = 4,377,927,321,809,585,664 - Step 5: Solve for x
x = 4,377,927,321,809,585,664/1,762,989,365.80 - Step 6: Final answer
x = 2,483,240,912.70
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1.5x scale
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.