Finding the Fourth Proportional to 110,470,452.20, 165,518,162.08 and 66,659,156.81
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Solution
The fourth proportional to 110,470,452.20, 165,518,162.08 and 66,659,156.81 is: 99,875,585.74
Step by Step Solution
- Step 1: Write the proportion equation
110,470,452.20 : 165,518,162.08 = 66,659,156.81 : x - Step 2: Convert to fraction form
110,470,452.20/165,518,162.08 = 66,659,156.81/x - Step 3: Cross multiply
110,470,452.20x = 165,518,162.08 × 66,659,156.81 - Step 4: Simplify right side
110,470,452.20x = 11,033,301,119,999,476 - Step 5: Solve for x
x = 11,033,301,119,999,476/110,470,452.20 - Step 6: Final answer
x = 99,875,585.74
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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.