Finding the Fourth Proportional to 285,328,529.08, 427,857,875.80 and 110,533,432.32
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Solution
The fourth proportional to 285,328,529.08, 427,857,875.80 and 110,533,432.32 is: 165,747,882.66
Step by Step Solution
- Step 1: Write the proportion equation
285,328,529.08 : 427,857,875.80 = 110,533,432.32 : x - Step 2: Convert to fraction form
285,328,529.08/427,857,875.80 = 110,533,432.32/x - Step 3: Cross multiply
285,328,529.08x = 427,857,875.80 × 110,533,432.32 - Step 4: Simplify right side
285,328,529.08x = 47,292,599,557,318,264 - Step 5: Solve for x
x = 47,292,599,557,318,264/285,328,529.08 - Step 6: Final answer
x = 165,747,882.66
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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.