Finding the Fourth Proportional to 353,677,646.37, 488,063,705.99 and 202,995,104.16
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Solution
The fourth proportional to 353,677,646.37, 488,063,705.99 and 202,995,104.16 is: 280,126,674.25
Step by Step Solution
- Step 1: Write the proportion equation
353,677,646.37 : 488,063,705.99 = 202,995,104.16 : x - Step 2: Convert to fraction form
353,677,646.37/488,063,705.99 = 202,995,104.16/x - Step 3: Cross multiply
353,677,646.37x = 488,063,705.99 × 202,995,104.16 - Step 4: Simplify right side
353,677,646.37x = 99,074,542,834,155,664 - Step 5: Solve for x
x = 99,074,542,834,155,664/353,677,646.37 - Step 6: Final answer
x = 280,126,674.25
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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.