Finding the Fourth Proportional to 130,752,730.80, 195,775,201.80 and 102,441,178.80
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Solution
The fourth proportional to 130,752,730.80, 195,775,201.80 and 102,441,178.80 is: 153,384,501.64
Step by Step Solution
- Step 1: Write the proportion equation
130,752,730.80 : 195,775,201.80 = 102,441,178.80 : x - Step 2: Convert to fraction form
130,752,730.80/195,775,201.80 = 102,441,178.80/x - Step 3: Cross multiply
130,752,730.80x = 195,775,201.80 × 102,441,178.80 - Step 4: Simplify right side
130,752,730.80x = 20,055,442,452,199,884 - Step 5: Solve for x
x = 20,055,442,452,199,884/130,752,730.80 - Step 6: Final answer
x = 153,384,501.64
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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.