Finding the Fourth Proportional to 115,301,758,347.20, 172,978,717,106.96 and 62,241,652,658.08
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Solution
The fourth proportional to 115,301,758,347.20, 172,978,717,106.96 and 62,241,652,658.08 is: 93,376,557,146.61
Step by Step Solution
- Step 1: Write the proportion equation
115,301,758,347.20 : 172,978,717,106.96 = 62,241,652,658.08 : x - Step 2: Convert to fraction form
115,301,758,347.20/172,978,717,106.96 = 62,241,652,658.08/x - Step 3: Cross multiply
115,301,758,347.20x = 172,978,717,106.96 × 62,241,652,658.08 - Step 4: Simplify right side
115,301,758,347.20x = 10,766,481,227,411,684,851,712 - Step 5: Solve for x
x = 10,766,481,227,411,684,851,712/115,301,758,347.20 - Step 6: Final answer
x = 93,376,557,146.61
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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.