Finding the Fourth Proportional to 119,102,248.60, 164,362,258.94 and 68,862,695.10
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Solution
The fourth proportional to 119,102,248.60, 164,362,258.94 and 68,862,695.10 is: 95,031,187.54
Step by Step Solution
- Step 1: Write the proportion equation
119,102,248.60 : 164,362,258.94 = 68,862,695.10 : x - Step 2: Convert to fraction form
119,102,248.60/164,362,258.94 = 68,862,695.10/x - Step 3: Cross multiply
119,102,248.60x = 164,362,258.94 × 68,862,695.10 - Step 4: Simplify right side
119,102,248.60x = 11,318,428,123,332,468 - Step 5: Solve for x
x = 11,318,428,123,332,468/119,102,248.60 - Step 6: Final answer
x = 95,031,187.54
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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.