Finding the Fourth Proportional to 252,756,866.66, 348,804,948.58 and 141,247,707.58
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Solution
The fourth proportional to 252,756,866.66, 348,804,948.58 and 141,247,707.58 is: 194,922,100.56
Step by Step Solution
- Step 1: Write the proportion equation
252,756,866.66 : 348,804,948.58 = 141,247,707.58 : x - Step 2: Convert to fraction form
252,756,866.66/348,804,948.58 = 141,247,707.58/x - Step 3: Cross multiply
252,756,866.66x = 348,804,948.58 × 141,247,707.58 - Step 4: Simplify right side
252,756,866.66x = 49,267,899,379,484,776 - Step 5: Solve for x
x = 49,267,899,379,484,776/252,756,866.66 - Step 6: Final answer
x = 194,922,100.56
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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.