Finding the Fourth Proportional to 157,936,281,867.71, 236,896,079,167.94 and 51,804,368,036.99
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Solution
The fourth proportional to 157,936,281,867.71, 236,896,079,167.94 and 51,804,368,036.99 is: 77,703,815,276.68
Step by Step Solution
- Step 1: Write the proportion equation
157,936,281,867.71 : 236,896,079,167.94 = 51,804,368,036.99 : x - Step 2: Convert to fraction form
157,936,281,867.71/236,896,079,167.94 = 51,804,368,036.99/x - Step 3: Cross multiply
157,936,281,867.71x = 236,896,079,167.94 × 51,804,368,036.99 - Step 4: Simplify right side
157,936,281,867.71x = 12,272,251,671,734,936,141,824 - Step 5: Solve for x
x = 12,272,251,671,734,936,141,824/157,936,281,867.71 - Step 6: Final answer
x = 77,703,815,276.68
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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.