Finding the Fourth Proportional to 114,929,203.05, 158,605,668.99 and 62,721,595.44
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Solution
The fourth proportional to 114,929,203.05, 158,605,668.99 and 62,721,595.44 is: 86,557,640.19
Step by Step Solution
- Step 1: Write the proportion equation
114,929,203.05 : 158,605,668.99 = 62,721,595.44 : x - Step 2: Convert to fraction form
114,929,203.05/158,605,668.99 = 62,721,595.44/x - Step 3: Cross multiply
114,929,203.05x = 158,605,668.99 × 62,721,595.44 - Step 4: Simplify right side
114,929,203.05x = 9,948,000,604,881,334 - Step 5: Solve for x
x = 9,948,000,604,881,334/114,929,203.05 - Step 6: Final answer
x = 86,557,640.19
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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.