Finding the Fourth Proportional to 160,023,683.39, 220,868,209.05 and 97,286,450.49
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Solution
The fourth proportional to 160,023,683.39, 220,868,209.05 and 97,286,450.49 is: 134,276,899.71
Step by Step Solution
- Step 1: Write the proportion equation
160,023,683.39 : 220,868,209.05 = 97,286,450.49 : x - Step 2: Convert to fraction form
160,023,683.39/220,868,209.05 = 97,286,450.49/x - Step 3: Cross multiply
160,023,683.39x = 220,868,209.05 × 97,286,450.49 - Step 4: Simplify right side
160,023,683.39x = 21,487,484,084,557,796 - Step 5: Solve for x
x = 21,487,484,084,557,796/160,023,683.39 - Step 6: Final answer
x = 134,276,899.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.