Finding the Fourth Proportional to 432,030,606.98, 596,138,102.09 and 262,396,570.38
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Solution
The fourth proportional to 432,030,606.98, 596,138,102.09 and 262,396,570.38 is: 362,068,313.99
Step by Step Solution
- Step 1: Write the proportion equation
432,030,606.98 : 596,138,102.09 = 262,396,570.38 : x - Step 2: Convert to fraction form
432,030,606.98/596,138,102.09 = 262,396,570.38/x - Step 3: Cross multiply
432,030,606.98x = 596,138,102.09 × 262,396,570.38 - Step 4: Simplify right side
432,030,606.98x = 156,424,593,462,045,088 - Step 5: Solve for x
x = 156,424,593,462,045,088/432,030,606.98 - Step 6: Final answer
x = 362,068,313.99
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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.