Finding the Fourth Proportional to 795,226,703.04, 1,097,402,389.92 and 437,987,620.80
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Solution
The fourth proportional to 795,226,703.04, 1,097,402,389.92 and 437,987,620.80 is: 604,417,155.49
Step by Step Solution
- Step 1: Write the proportion equation
795,226,703.04 : 1,097,402,389.92 = 437,987,620.80 : x - Step 2: Convert to fraction form
795,226,703.04/1,097,402,389.92 = 437,987,620.80/x - Step 3: Cross multiply
795,226,703.04x = 1,097,402,389.92 × 437,987,620.80 - Step 4: Simplify right side
795,226,703.04x = 480,648,661,821,294,720 - Step 5: Solve for x
x = 480,648,661,821,294,720/795,226,703.04 - Step 6: Final answer
x = 604,417,155.49
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1.5x scale
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.