Finding the Fourth Proportional to 292,113,104.12, 438,251,572.80 and 117,358,852.80
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Solution
The fourth proportional to 292,113,104.12, 438,251,572.80 and 117,358,852.80 is: 176,071,189.88
Step by Step Solution
- Step 1: Write the proportion equation
292,113,104.12 : 438,251,572.80 = 117,358,852.80 : x - Step 2: Convert to fraction form
292,113,104.12/438,251,572.80 = 117,358,852.80/x - Step 3: Cross multiply
292,113,104.12x = 438,251,572.80 × 117,358,852.80 - Step 4: Simplify right side
292,113,104.12x = 51,432,701,821,603,680 - Step 5: Solve for x
x = 51,432,701,821,603,680/292,113,104.12 - Step 6: Final answer
x = 176,071,189.88
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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.