Finding the Fourth Proportional to 158,417,899,709.36, 237,724,590,032 and 73,411,849,620.68
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Solution
The fourth proportional to 158,417,899,709.36, 237,724,590,032 and 73,411,849,620.68 is: 110,163,067,977.70
Step by Step Solution
- Step 1: Write the proportion equation
158,417,899,709.36 : 237,724,590,032 = 73,411,849,620.68 : x - Step 2: Convert to fraction form
158,417,899,709.36/237,724,590,032 = 73,411,849,620.68/x - Step 3: Cross multiply
158,417,899,709.36x = 237,724,590,032 × 73,411,849,620.68 - Step 4: Simplify right side
158,417,899,709.36x = 17,451,801,854,566,985,629,696 - Step 5: Solve for x
x = 17,451,801,854,566,985,629,696/158,417,899,709.36 - Step 6: Final answer
x = 110,163,067,977.70
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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.