Finding the Fourth Proportional to 234,846,995.84, 352,268,250.68 and 142,756,160.15
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Solution
The fourth proportional to 234,846,995.84, 352,268,250.68 and 142,756,160.15 is: 214,132,876.72
Step by Step Solution
- Step 1: Write the proportion equation
234,846,995.84 : 352,268,250.68 = 142,756,160.15 : x - Step 2: Convert to fraction form
234,846,995.84/352,268,250.68 = 142,756,160.15/x - Step 3: Cross multiply
234,846,995.84x = 352,268,250.68 × 142,756,160.15 - Step 4: Simplify right side
234,846,995.84x = 50,288,462,808,429,984 - Step 5: Solve for x
x = 50,288,462,808,429,984/234,846,995.84 - Step 6: Final answer
x = 214,132,876.72
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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.