Finding the Fourth Proportional to 185,326,922.79, 255,750,451.52 and 101,696,452.65
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Solution
The fourth proportional to 185,326,922.79, 255,750,451.52 and 101,696,452.65 is: 140,340,719.48
Step by Step Solution
- Step 1: Write the proportion equation
185,326,922.79 : 255,750,451.52 = 101,696,452.65 : x - Step 2: Convert to fraction form
185,326,922.79/255,750,451.52 = 101,696,452.65/x - Step 3: Cross multiply
185,326,922.79x = 255,750,451.52 × 101,696,452.65 - Step 4: Simplify right side
185,326,922.79x = 26,008,913,682,711,320 - Step 5: Solve for x
x = 26,008,913,682,711,320/185,326,922.79 - Step 6: Final answer
x = 140,340,719.48
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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.