Finding the Fourth Proportional to 5,285,554,248.60, 7,294,256,643.11 and 3,027,930,104.19
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Solution
The fourth proportional to 5,285,554,248.60, 7,294,256,643.11 and 3,027,930,104.19 is: 4,178,653,408.62
Step by Step Solution
- Step 1: Write the proportion equation
5,285,554,248.60 : 7,294,256,643.11 = 3,027,930,104.19 : x - Step 2: Convert to fraction form
5,285,554,248.60/7,294,256,643.11 = 3,027,930,104.19/x - Step 3: Cross multiply
5,285,554,248.60x = 7,294,256,643.11 × 3,027,930,104.19 - Step 4: Simplify right side
5,285,554,248.60x = 22,086,499,277,360,660,480 - Step 5: Solve for x
x = 22,086,499,277,360,660,480/5,285,554,248.60 - Step 6: Final answer
x = 4,178,653,408.62
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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.