Finding the Fourth Proportional to 1,777,154,955.87, 2,451,292,960.14 and 1,142,877,359.09
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Solution
The fourth proportional to 1,777,154,955.87, 2,451,292,960.14 and 1,142,877,359.09 is: 1,576,411,339.58
Step by Step Solution
- Step 1: Write the proportion equation
1,777,154,955.87 : 2,451,292,960.14 = 1,142,877,359.09 : x - Step 2: Convert to fraction form
1,777,154,955.87/2,451,292,960.14 = 1,142,877,359.09/x - Step 3: Cross multiply
1,777,154,955.87x = 2,451,292,960.14 × 1,142,877,359.09 - Step 4: Simplify right side
1,777,154,955.87x = 2,801,527,224,628,455,424 - Step 5: Solve for x
x = 2,801,527,224,628,455,424/1,777,154,955.87 - Step 6: Final answer
x = 1,576,411,339.58
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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.