Finding the Fourth Proportional to 367,415,725.47, 507,033,477.61 and 202,403,294.97
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Solution
The fourth proportional to 367,415,725.47, 507,033,477.61 and 202,403,294.97 is: 279,316,423.91
Step by Step Solution
- Step 1: Write the proportion equation
367,415,725.47 : 507,033,477.61 = 202,403,294.97 : x - Step 2: Convert to fraction form
367,415,725.47/507,033,477.61 = 202,403,294.97/x - Step 3: Cross multiply
367,415,725.47x = 507,033,477.61 × 202,403,294.97 - Step 4: Simplify right side
367,415,725.47x = 102,625,246,528,361,728 - Step 5: Solve for x
x = 102,625,246,528,361,728/367,415,725.47 - Step 6: Final answer
x = 279,316,423.91
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.