Finding the Fourth Proportional to 185,474,109.84, 278,243,247.48 and 62,653,321.68
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Solution
The fourth proportional to 185,474,109.84, 278,243,247.48 and 62,653,321.68 is: 93,990,820.09
Step by Step Solution
- Step 1: Write the proportion equation
185,474,109.84 : 278,243,247.48 = 62,653,321.68 : x - Step 2: Convert to fraction form
185,474,109.84/278,243,247.48 = 62,653,321.68/x - Step 3: Cross multiply
185,474,109.84x = 278,243,247.48 × 62,653,321.68 - Step 4: Simplify right side
185,474,109.84x = 17,432,863,689,652,290 - Step 5: Solve for x
x = 17,432,863,689,652,290/185,474,109.84 - Step 6: Final answer
x = 93,990,820.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.