Finding the Fourth Proportional to 832,466,804.58, 1,248,291,596.99 and 411,802,142.96
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Solution
The fourth proportional to 832,466,804.58, 1,248,291,596.99 and 411,802,142.96 is: 617,501,084.55
Step by Step Solution
- Step 1: Write the proportion equation
832,466,804.58 : 1,248,291,596.99 = 411,802,142.96 : x - Step 2: Convert to fraction form
832,466,804.58/1,248,291,596.99 = 411,802,142.96/x - Step 3: Cross multiply
832,466,804.58x = 1,248,291,596.99 × 411,802,142.96 - Step 4: Simplify right side
832,466,804.58x = 514,049,154,683,592,896 - Step 5: Solve for x
x = 514,049,154,683,592,896/832,466,804.58 - Step 6: Final answer
x = 617,501,084.55
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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.