Finding the Fourth Proportional to 288,598,394.42, 433,046,424.36 and 135,260,028.98
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Solution
The fourth proportional to 288,598,394.42, 433,046,424.36 and 135,260,028.98 is: 202,959,798.26
Step by Step Solution
- Step 1: Write the proportion equation
288,598,394.42 : 433,046,424.36 = 135,260,028.98 : x - Step 2: Convert to fraction form
288,598,394.42/433,046,424.36 = 135,260,028.98/x - Step 3: Cross multiply
288,598,394.42x = 433,046,424.36 × 135,260,028.98 - Step 4: Simplify right side
288,598,394.42x = 58,573,871,908,618,976 - Step 5: Solve for x
x = 58,573,871,908,618,976/288,598,394.42 - Step 6: Final answer
x = 202,959,798.26
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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.