Finding the Fourth Proportional to 3,219,264,101.80, 4,828,896,152.70 and 3,066,209,093.80
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Solution
The fourth proportional to 3,219,264,101.80, 4,828,896,152.70 and 3,066,209,093.80 is: 4,599,313,640.70
Step by Step Solution
- Step 1: Write the proportion equation
3,219,264,101.80 : 4,828,896,152.70 = 3,066,209,093.80 : x - Step 2: Convert to fraction form
3,219,264,101.80/4,828,896,152.70 = 3,066,209,093.80/x - Step 3: Cross multiply
3,219,264,101.80x = 4,828,896,152.70 × 3,066,209,093.80 - Step 4: Simplify right side
3,219,264,101.80x = 14,806,405,296,424,572,928 - Step 5: Solve for x
x = 14,806,405,296,424,572,928/3,219,264,101.80 - Step 6: Final answer
x = 4,599,313,640.70
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1.5x scale
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.