Finding the Fourth Proportional to 306,163,414.53, 459,246,948.64 and 76,132,499.20
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Solution
The fourth proportional to 306,163,414.53, 459,246,948.64 and 76,132,499.20 is: 114,199,203.07
Step by Step Solution
- Step 1: Write the proportion equation
306,163,414.53 : 459,246,948.64 = 76,132,499.20 : x - Step 2: Convert to fraction form
306,163,414.53/459,246,948.64 = 76,132,499.20/x - Step 3: Cross multiply
306,163,414.53x = 459,246,948.64 × 76,132,499.20 - Step 4: Simplify right side
306,163,414.53x = 34,963,617,948,598,796 - Step 5: Solve for x
x = 34,963,617,948,598,796/306,163,414.53 - Step 6: Final answer
x = 114,199,203.07
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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.