Finding the Fourth Proportional to 506,418,010.68, 759,520,726.23 and 142,827,336.12
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Solution
The fourth proportional to 506,418,010.68, 759,520,726.23 and 142,827,336.12 is: 214,211,026.80
Step by Step Solution
- Step 1: Write the proportion equation
506,418,010.68 : 759,520,726.23 = 142,827,336.12 : x - Step 2: Convert to fraction form
506,418,010.68/759,520,726.23 = 142,827,336.12/x - Step 3: Cross multiply
506,418,010.68x = 759,520,726.23 × 142,827,336.12 - Step 4: Simplify right side
506,418,010.68x = 108,480,322,055,358,720 - Step 5: Solve for x
x = 108,480,322,055,358,720/506,418,010.68 - Step 6: Final answer
x = 214,211,026.80
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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.