Finding the Fourth Proportional to 147,988,133.62, 221,881,306.82 and 75,064,297.14
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Solution
The fourth proportional to 147,988,133.62, 221,881,306.82 and 75,064,297.14 is: 112,545,269.26
Step by Step Solution
- Step 1: Write the proportion equation
147,988,133.62 : 221,881,306.82 = 75,064,297.14 : x - Step 2: Convert to fraction form
147,988,133.62/221,881,306.82 = 75,064,297.14/x - Step 3: Cross multiply
147,988,133.62x = 221,881,306.82 × 75,064,297.14 - Step 4: Simplify right side
147,988,133.62x = 16,655,364,344,572,666 - Step 5: Solve for x
x = 16,655,364,344,572,666/147,988,133.62 - Step 6: Final answer
x = 112,545,269.26
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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.