Finding the Fourth Proportional to 125,572,721.17, 187,990,746.43 and 88,051,231.08
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Solution
The fourth proportional to 125,572,721.17, 187,990,746.43 and 88,051,231.08 is: 131,818,570.95
Step by Step Solution
- Step 1: Write the proportion equation
125,572,721.17 : 187,990,746.43 = 88,051,231.08 : x - Step 2: Convert to fraction form
125,572,721.17/187,990,746.43 = 88,051,231.08/x - Step 3: Cross multiply
125,572,721.17x = 187,990,746.43 × 88,051,231.08 - Step 4: Simplify right side
125,572,721.17x = 16,552,816,654,809,616 - Step 5: Solve for x
x = 16,552,816,654,809,616/125,572,721.17 - Step 6: Final answer
x = 131,818,570.95
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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.