Finding the Fourth Proportional to 254,365,396.84, 351,100,369.05 and 148,547,356.03
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Solution
The fourth proportional to 254,365,396.84, 351,100,369.05 and 148,547,356.03 is: 205,039,805.62
Step by Step Solution
- Step 1: Write the proportion equation
254,365,396.84 : 351,100,369.05 = 148,547,356.03 : x - Step 2: Convert to fraction form
254,365,396.84/351,100,369.05 = 148,547,356.03/x - Step 3: Cross multiply
254,365,396.84x = 351,100,369.05 × 148,547,356.03 - Step 4: Simplify right side
254,365,396.84x = 52,155,031,523,534,744 - Step 5: Solve for x
x = 52,155,031,523,534,744/254,365,396.84 - Step 6: Final answer
x = 205,039,805.62
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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.