Finding the Fourth Proportional to 66,625,207,568.64, 99,938,044,947.84 and 16,938,535,207.68
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Solution
The fourth proportional to 66,625,207,568.64, 99,938,044,947.84 and 16,938,535,207.68 is: 25,407,862,199.78
Step by Step Solution
- Step 1: Write the proportion equation
66,625,207,568.64 : 99,938,044,947.84 = 16,938,535,207.68 : x - Step 2: Convert to fraction form
66,625,207,568.64/99,938,044,947.84 = 16,938,535,207.68/x - Step 3: Cross multiply
66,625,207,568.64x = 99,938,044,947.84 × 16,938,535,207.68 - Step 4: Simplify right side
66,625,207,568.64x = 1,692,804,092,935,694,188,544 - Step 5: Solve for x
x = 1,692,804,092,935,694,188,544/66,625,207,568.64 - Step 6: Final answer
x = 25,407,862,199.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.