Finding the Fourth Proportional to 4,223,755,469.21, 6,335,875,320.91 and 1,118,257,415.87
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Solution
The fourth proportional to 4,223,755,469.21, 6,335,875,320.91 and 1,118,257,415.87 is: 1,677,450,225.34
Step by Step Solution
- Step 1: Write the proportion equation
4,223,755,469.21 : 6,335,875,320.91 = 1,118,257,415.87 : x - Step 2: Convert to fraction form
4,223,755,469.21/6,335,875,320.91 = 1,118,257,415.87/x - Step 3: Cross multiply
4,223,755,469.21x = 6,335,875,320.91 × 1,118,257,415.87 - Step 4: Simplify right side
4,223,755,469.21x = 7,085,139,563,600,848,896 - Step 5: Solve for x
x = 7,085,139,563,600,848,896/4,223,755,469.21 - Step 6: Final answer
x = 1,677,450,225.34
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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.