Finding the Fourth Proportional to 107,590,947.34, 161,406,881.08 and 74,493,736.80
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Solution
The fourth proportional to 107,590,947.34, 161,406,881.08 and 74,493,736.80 is: 111,754,771.33
Step by Step Solution
- Step 1: Write the proportion equation
107,590,947.34 : 161,406,881.08 = 74,493,736.80 : x - Step 2: Convert to fraction form
107,590,947.34/161,406,881.08 = 74,493,736.80/x - Step 3: Cross multiply
107,590,947.34x = 161,406,881.08 × 74,493,736.80 - Step 4: Simplify right side
107,590,947.34x = 12,023,801,716,696,184 - Step 5: Solve for x
x = 12,023,801,716,696,184/107,590,947.34 - Step 6: Final answer
x = 111,754,771.33
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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.