Finding the Fourth Proportional to 299,532,562.38, 449,298,844.74 and 81,182,904.75
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Solution
The fourth proportional to 299,532,562.38, 449,298,844.74 and 81,182,904.75 is: 121,774,357.44
Step by Step Solution
- Step 1: Write the proportion equation
299,532,562.38 : 449,298,844.74 = 81,182,904.75 : x - Step 2: Convert to fraction form
299,532,562.38/449,298,844.74 = 81,182,904.75/x - Step 3: Cross multiply
299,532,562.38x = 449,298,844.74 × 81,182,904.75 - Step 4: Simplify right side
299,532,562.38x = 36,475,385,316,812,456 - Step 5: Solve for x
x = 36,475,385,316,812,456/299,532,562.38 - Step 6: Final answer
x = 121,774,357.44
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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.