Finding the Fourth Proportional to 252,756,862.65, 348,804,943.07 and 141,247,703.58
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Solution
The fourth proportional to 252,756,862.65, 348,804,943.07 and 141,247,703.58 is: 194,922,095.05
Step by Step Solution
- Step 1: Write the proportion equation
252,756,862.65 : 348,804,943.07 = 141,247,703.58 : x - Step 2: Convert to fraction form
252,756,862.65/348,804,943.07 = 141,247,703.58/x - Step 3: Cross multiply
252,756,862.65x = 348,804,943.07 × 141,247,703.58 - Step 4: Simplify right side
252,756,862.65x = 49,267,897,205,283,904 - Step 5: Solve for x
x = 49,267,897,205,283,904/252,756,862.65 - Step 6: Final answer
x = 194,922,095.05
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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.