Finding the Fourth Proportional to 121,104,237.60, 181,685,283.12 and 40,325,905.44
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Solution
The fourth proportional to 121,104,237.60, 181,685,283.12 and 40,325,905.44 is: 60,498,490.33
Step by Step Solution
- Step 1: Write the proportion equation
121,104,237.60 : 181,685,283.12 = 40,325,905.44 : x - Step 2: Convert to fraction form
121,104,237.60/181,685,283.12 = 40,325,905.44/x - Step 3: Cross multiply
121,104,237.60x = 181,685,283.12 × 40,325,905.44 - Step 4: Simplify right side
121,104,237.60x = 7,326,623,546,936,748 - Step 5: Solve for x
x = 7,326,623,546,936,748/121,104,237.60 - Step 6: Final answer
x = 60,498,490.33
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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.