Finding the Fourth Proportional to 102,487,525.20, 153,544,663.80 and 48,515,864.40
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Solution
The fourth proportional to 102,487,525.20, 153,544,663.80 and 48,515,864.40 is: 72,685,451.95
Step by Step Solution
- Step 1: Write the proportion equation
102,487,525.20 : 153,544,663.80 = 48,515,864.40 : x - Step 2: Convert to fraction form
102,487,525.20/153,544,663.80 = 48,515,864.40/x - Step 3: Cross multiply
102,487,525.20x = 153,544,663.80 × 48,515,864.40 - Step 4: Simplify right side
102,487,525.20x = 7,449,352,088,264,389 - Step 5: Solve for x
x = 7,449,352,088,264,389/102,487,525.20 - Step 6: Final answer
x = 72,685,451.95
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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.