Finding the Fourth Proportional to 1,569,705,660,137.20, 2,166,596,852,600 and 1,022,360,898,931.80
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Solution
The fourth proportional to 1,569,705,660,137.20, 2,166,596,852,600 and 1,022,360,898,931.80 is: 1,411,120,544,505.99
Step by Step Solution
- Step 1: Write the proportion equation
1,569,705,660,137.20 : 2,166,596,852,600 = 1,022,360,898,931.80 : x - Step 2: Convert to fraction form
1,569,705,660,137.20/2,166,596,852,600 = 1,022,360,898,931.80/x - Step 3: Cross multiply
1,569,705,660,137.20x = 2,166,596,852,600 × 1,022,360,898,931.80 - Step 4: Simplify right side
1,569,705,660,137.20x = 2,215,043,905,846,944,567,656,448 - Step 5: Solve for x
x = 2,215,043,905,846,944,567,656,448/1,569,705,660,137.20 - Step 6: Final answer
x = 1,411,120,544,505.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.