Finding the Fourth Proportional to 112,508,292.80, 168,779,278.56 and 40,721,504.96
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Solution
The fourth proportional to 112,508,292.80, 168,779,278.56 and 40,721,504.96 is: 61,088,352.32
Step by Step Solution
- Step 1: Write the proportion equation
112,508,292.80 : 168,779,278.56 = 40,721,504.96 : x - Step 2: Convert to fraction form
112,508,292.80/168,779,278.56 = 40,721,504.96/x - Step 3: Cross multiply
112,508,292.80x = 168,779,278.56 × 40,721,504.96 - Step 4: Simplify right side
112,508,292.80x = 6,872,946,229,026,262 - Step 5: Solve for x
x = 6,872,946,229,026,262/112,508,292.80 - Step 6: Final answer
x = 61,088,352.32
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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.