Finding the Fourth Proportional to 123,756,239,476.49, 185,444,889,371.13 and 83,269,128,156.53
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Solution
The fourth proportional to 123,756,239,476.49, 185,444,889,371.13 and 83,269,128,156.53 is: 124,776,207,844.86
Step by Step Solution
- Step 1: Write the proportion equation
123,756,239,476.49 : 185,444,889,371.13 = 83,269,128,156.53 : x - Step 2: Convert to fraction form
123,756,239,476.49/185,444,889,371.13 = 83,269,128,156.53/x - Step 3: Cross multiply
123,756,239,476.49x = 185,444,889,371.13 × 83,269,128,156.53 - Step 4: Simplify right side
123,756,239,476.49x = 15,441,834,259,017,224,945,664 - Step 5: Solve for x
x = 15,441,834,259,017,224,945,664/123,756,239,476.49 - Step 6: Final answer
x = 124,776,207,844.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.