Finding the Fourth Proportional to 152,250,833.52, 210,105,619.94 and 82,636,214.99
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Solution
The fourth proportional to 152,250,833.52, 210,105,619.94 and 82,636,214.99 is: 114,037,688.84
Step by Step Solution
- Step 1: Write the proportion equation
152,250,833.52 : 210,105,619.94 = 82,636,214.99 : x - Step 2: Convert to fraction form
152,250,833.52/210,105,619.94 = 82,636,214.99/x - Step 3: Cross multiply
152,250,833.52x = 210,105,619.94 × 82,636,214.99 - Step 4: Simplify right side
152,250,833.52x = 17,362,333,179,125,132 - Step 5: Solve for x
x = 17,362,333,179,125,132/152,250,833.52 - Step 6: Final answer
x = 114,037,688.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.