Finding the Fourth Proportional to 163,312,346.00, 225,219,653.25 and 119,189,455.76
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Solution
The fourth proportional to 163,312,346.00, 225,219,653.25 and 119,189,455.76 is: 164,370,964.93
Step by Step Solution
- Step 1: Write the proportion equation
163,312,346.00 : 225,219,653.25 = 119,189,455.76 : x - Step 2: Convert to fraction form
163,312,346.00/225,219,653.25 = 119,189,455.76/x - Step 3: Cross multiply
163,312,346.00x = 225,219,653.25 × 119,189,455.76 - Step 4: Simplify right side
163,312,346.00x = 26,843,807,897,439,504 - Step 5: Solve for x
x = 26,843,807,897,439,504/163,312,346.00 - Step 6: Final answer
x = 164,370,964.93
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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.