Finding the Fourth Proportional to 64,653,930.10, 97,028,134.35 and 45,522,054.10
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Solution
The fourth proportional to 64,653,930.10, 97,028,134.35 and 45,522,054.10 is: 68,316,341.70
Step by Step Solution
- Step 1: Write the proportion equation
64,653,930.10 : 97,028,134.35 = 45,522,054.10 : x - Step 2: Convert to fraction form
64,653,930.10/97,028,134.35 = 45,522,054.10/x - Step 3: Cross multiply
64,653,930.10x = 97,028,134.35 × 45,522,054.10 - Step 4: Simplify right side
64,653,930.10x = 4,416,919,981,102,768 - Step 5: Solve for x
x = 4,416,919,981,102,768/64,653,930.10 - Step 6: Final answer
x = 68,316,341.70
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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.