Finding the Fourth Proportional to 966,828,891.08, 1,334,224,061.70 and 526,795,743.08
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Solution
The fourth proportional to 966,828,891.08, 1,334,224,061.70 and 526,795,743.08 is: 726,978,230.07
Step by Step Solution
- Step 1: Write the proportion equation
966,828,891.08 : 1,334,224,061.70 = 526,795,743.08 : x - Step 2: Convert to fraction form
966,828,891.08/1,334,224,061.70 = 526,795,743.08/x - Step 3: Cross multiply
966,828,891.08x = 1,334,224,061.70 × 526,795,743.08 - Step 4: Simplify right side
966,828,891.08x = 702,863,556,018,467,328 - Step 5: Solve for x
x = 702,863,556,018,467,328/966,828,891.08 - Step 6: Final answer
x = 726,978,230.07
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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.