Finding the Fourth Proportional to 793,044,807.94, 1,094,431,370.47 and 475,556,743.95
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Solution
The fourth proportional to 793,044,807.94, 1,094,431,370.47 and 475,556,743.95 is: 656,286,017.89
Step by Step Solution
- Step 1: Write the proportion equation
793,044,807.94 : 1,094,431,370.47 = 475,556,743.95 : x - Step 2: Convert to fraction form
793,044,807.94/1,094,431,370.47 = 475,556,743.95/x - Step 3: Cross multiply
793,044,807.94x = 1,094,431,370.47 × 475,556,743.95 - Step 4: Simplify right side
793,044,807.94x = 520,464,219,012,156,352 - Step 5: Solve for x
x = 520,464,219,012,156,352/793,044,807.94 - Step 6: Final answer
x = 656,286,017.89
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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.