Finding the Fourth Proportional to 1,232,765,284.32, 1,701,215,681.94 and 675,836,373.96
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Solution
The fourth proportional to 1,232,765,284.32, 1,701,215,681.94 and 675,836,373.96 is: 932,653,971.06
Step by Step Solution
- Step 1: Write the proportion equation
1,232,765,284.32 : 1,701,215,681.94 = 675,836,373.96 : x - Step 2: Convert to fraction form
1,232,765,284.32/1,701,215,681.94 = 675,836,373.96/x - Step 3: Cross multiply
1,232,765,284.32x = 1,701,215,681.94 × 675,836,373.96 - Step 4: Simplify right side
1,232,765,284.32x = 1,149,743,437,806,218,368 - Step 5: Solve for x
x = 1,149,743,437,806,218,368/1,232,765,284.32 - Step 6: Final answer
x = 932,653,971.06
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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.