Finding the Fourth Proportional to 4,807,201,219.40, 7,210,801,829.10 and 4,470,480,201.80
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Solution
The fourth proportional to 4,807,201,219.40, 7,210,801,829.10 and 4,470,480,201.80 is: 6,705,720,302.70
Step by Step Solution
- Step 1: Write the proportion equation
4,807,201,219.40 : 7,210,801,829.10 = 4,470,480,201.80 : x - Step 2: Convert to fraction form
4,807,201,219.40/7,210,801,829.10 = 4,470,480,201.80/x - Step 3: Cross multiply
4,807,201,219.40x = 7,210,801,829.10 × 4,470,480,201.80 - Step 4: Simplify right side
4,807,201,219.40x = 32,235,746,816,094,781,440 - Step 5: Solve for x
x = 32,235,746,816,094,781,440/4,807,201,219.40 - Step 6: Final answer
x = 6,705,720,302.70
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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.