Finding the Fourth Proportional to 453,436,936.30, 625,675,482.37 and 255,186,607.88
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Solution
The fourth proportional to 453,436,936.30, 625,675,482.37 and 255,186,607.88 is: 352,119,536.80
Step by Step Solution
- Step 1: Write the proportion equation
453,436,936.30 : 625,675,482.37 = 255,186,607.88 : x - Step 2: Convert to fraction form
453,436,936.30/625,675,482.37 = 255,186,607.88/x - Step 3: Cross multiply
453,436,936.30x = 625,675,482.37 × 255,186,607.88 - Step 4: Simplify right side
453,436,936.30x = 159,664,003,979,683,040 - Step 5: Solve for x
x = 159,664,003,979,683,040/453,436,936.30 - Step 6: Final answer
x = 352,119,536.80
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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.