Finding the Fourth Proportional to 130,614,980.82, 195,922,874.14 and 32,246,698.74
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Solution
The fourth proportional to 130,614,980.82, 195,922,874.14 and 32,246,698.74 is: 48,370,147.58
Step by Step Solution
- Step 1: Write the proportion equation
130,614,980.82 : 195,922,874.14 = 32,246,698.74 : x - Step 2: Convert to fraction form
130,614,980.82/195,922,874.14 = 32,246,698.74/x - Step 3: Cross multiply
130,614,980.82x = 195,922,874.14 × 32,246,698.74 - Step 4: Simplify right side
130,614,980.82x = 6,317,865,898,667,516 - Step 5: Solve for x
x = 6,317,865,898,667,516/130,614,980.82 - Step 6: Final answer
x = 48,370,147.58
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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.