Finding the Fourth Proportional to 2,558,114,014.25, 3,837,537,056.30 and 787,634,535.62
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Solution
The fourth proportional to 2,558,114,014.25, 3,837,537,056.30 and 787,634,535.62 is: 1,181,564,504.32
Step by Step Solution
- Step 1: Write the proportion equation
2,558,114,014.25 : 3,837,537,056.30 = 787,634,535.62 : x - Step 2: Convert to fraction form
2,558,114,014.25/3,837,537,056.30 = 787,634,535.62/x - Step 3: Cross multiply
2,558,114,014.25x = 3,837,537,056.30 × 787,634,535.62 - Step 4: Simplify right side
2,558,114,014.25x = 3,022,576,717,240,266,752 - Step 5: Solve for x
x = 3,022,576,717,240,266,752/2,558,114,014.25 - Step 6: Final answer
x = 1,181,564,504.32
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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.