Finding the Fourth Proportional to 505,808,006.22, 757,533,455.88 and 491,844,726.12
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Solution
The fourth proportional to 505,808,006.22, 757,533,455.88 and 491,844,726.12 is: 736,621,070.75
Step by Step Solution
- Step 1: Write the proportion equation
505,808,006.22 : 757,533,455.88 = 491,844,726.12 : x - Step 2: Convert to fraction form
505,808,006.22/757,533,455.88 = 491,844,726.12/x - Step 3: Cross multiply
505,808,006.22x = 757,533,455.88 × 491,844,726.12 - Step 4: Simplify right side
505,808,006.22x = 372,588,835,134,035,712 - Step 5: Solve for x
x = 372,588,835,134,035,712/505,808,006.22 - Step 6: Final answer
x = 736,621,070.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.