Finding the Fourth Proportional to 449,607,110.49, 673,363,062.66 and 437,195,305.95
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Solution
The fourth proportional to 449,607,110.49, 673,363,062.66 and 437,195,305.95 is: 654,774,275.87
Step by Step Solution
- Step 1: Write the proportion equation
449,607,110.49 : 673,363,062.66 = 437,195,305.95 : x - Step 2: Convert to fraction form
449,607,110.49/673,363,062.66 = 437,195,305.95/x - Step 3: Cross multiply
449,607,110.49x = 673,363,062.66 × 437,195,305.95 - Step 4: Simplify right side
449,607,110.49x = 294,391,170,195,067,712 - Step 5: Solve for x
x = 294,391,170,195,067,712/449,607,110.49 - Step 6: Final answer
x = 654,774,275.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.