Finding the Fourth Proportional to 168,476,235.84, 252,729,776.16 and 47,306,871.36
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Solution
The fourth proportional to 168,476,235.84, 252,729,776.16 and 47,306,871.36 is: 70,964,637.53
Step by Step Solution
- Step 1: Write the proportion equation
168,476,235.84 : 252,729,776.16 = 47,306,871.36 : x - Step 2: Convert to fraction form
168,476,235.84/252,729,776.16 = 47,306,871.36/x - Step 3: Cross multiply
168,476,235.84x = 252,729,776.16 × 47,306,871.36 - Step 4: Simplify right side
168,476,235.84x = 11,955,855,009,642,714 - Step 5: Solve for x
x = 11,955,855,009,642,714/168,476,235.84 - Step 6: Final answer
x = 70,964,637.53
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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.