Finding the Fourth Proportional to 185,743,346.68, 256,310,582.36 and 109,349,479.32
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Solution
The fourth proportional to 185,743,346.68, 256,310,582.36 and 109,349,479.32 is: 150,893,311.79
Step by Step Solution
- Step 1: Write the proportion equation
185,743,346.68 : 256,310,582.36 = 109,349,479.32 : x - Step 2: Convert to fraction form
185,743,346.68/256,310,582.36 = 109,349,479.32/x - Step 3: Cross multiply
185,743,346.68x = 256,310,582.36 × 109,349,479.32 - Step 4: Simplify right side
185,743,346.68x = 28,027,428,724,174,124 - Step 5: Solve for x
x = 28,027,428,724,174,124/185,743,346.68 - Step 6: Final answer
x = 150,893,311.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.