Finding the Fourth Proportional to 330,953,749.14, 456,748,433.51 and 247,176,433.09
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Solution
The fourth proportional to 330,953,749.14, 456,748,433.51 and 247,176,433.09 is: 341,127,571.17
Step by Step Solution
- Step 1: Write the proportion equation
330,953,749.14 : 456,748,433.51 = 247,176,433.09 : x - Step 2: Convert to fraction form
330,953,749.14/456,748,433.51 = 247,176,433.09/x - Step 3: Cross multiply
330,953,749.14x = 456,748,433.51 × 247,176,433.09 - Step 4: Simplify right side
330,953,749.14x = 112,897,448,614,446,832 - Step 5: Solve for x
x = 112,897,448,614,446,832/330,953,749.14 - Step 6: Final answer
x = 341,127,571.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.