Finding the Fourth Proportional to 19,634,103,792.90, 29,455,296,992.64 and 6,368,331,812.58
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Solution
The fourth proportional to 19,634,103,792.90, 29,455,296,992.64 and 6,368,331,812.58 is: 9,553,840,952.75
Step by Step Solution
- Step 1: Write the proportion equation
19,634,103,792.90 : 29,455,296,992.64 = 6,368,331,812.58 : x - Step 2: Convert to fraction form
19,634,103,792.90/29,455,296,992.64 = 6,368,331,812.58/x - Step 3: Cross multiply
19,634,103,792.90x = 29,455,296,992.64 × 6,368,331,812.58 - Step 4: Simplify right side
19,634,103,792.90x = 187,581,104,887,221,321,728 - Step 5: Solve for x
x = 187,581,104,887,221,321,728/19,634,103,792.90 - Step 6: Final answer
x = 9,553,840,952.75
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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.