Finding the Fourth Proportional to 112,528,902.08, 155,296,393.08 and 62,968,843.10
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Solution
The fourth proportional to 112,528,902.08, 155,296,393.08 and 62,968,843.10 is: 86,900,645.34
Step by Step Solution
- Step 1: Write the proportion equation
112,528,902.08 : 155,296,393.08 = 62,968,843.10 : x - Step 2: Convert to fraction form
112,528,902.08/155,296,393.08 = 62,968,843.10/x - Step 3: Cross multiply
112,528,902.08x = 155,296,393.08 × 62,968,843.10 - Step 4: Simplify right side
112,528,902.08x = 9,778,834,209,850,446 - Step 5: Solve for x
x = 9,778,834,209,850,446/112,528,902.08 - Step 6: Final answer
x = 86,900,645.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.