Finding the Fourth Proportional to 193,987,827.18, 291,028,069.67 and 64,596,558.38
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Solution
The fourth proportional to 193,987,827.18, 291,028,069.67 and 64,596,558.38 is: 96,910,264.75
Step by Step Solution
- Step 1: Write the proportion equation
193,987,827.18 : 291,028,069.67 = 64,596,558.38 : x - Step 2: Convert to fraction form
193,987,827.18/291,028,069.67 = 64,596,558.38/x - Step 3: Cross multiply
193,987,827.18x = 291,028,069.67 × 64,596,558.38 - Step 4: Simplify right side
193,987,827.18x = 18,799,411,690,878,740 - Step 5: Solve for x
x = 18,799,411,690,878,740/193,987,827.18 - Step 6: Final answer
x = 96,910,264.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.