Finding the Fourth Proportional to 1,594,655,504.80, 2,391,983,257.20 and 979,244,202.40
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Solution
The fourth proportional to 1,594,655,504.80, 2,391,983,257.20 and 979,244,202.40 is: 1,468,866,303.60
Step by Step Solution
- Step 1: Write the proportion equation
1,594,655,504.80 : 2,391,983,257.20 = 979,244,202.40 : x - Step 2: Convert to fraction form
1,594,655,504.80/2,391,983,257.20 = 979,244,202.40/x - Step 3: Cross multiply
1,594,655,504.80x = 2,391,983,257.20 × 979,244,202.40 - Step 4: Simplify right side
1,594,655,504.80x = 2,342,335,736,850,968,064 - Step 5: Solve for x
x = 2,342,335,736,850,968,064/1,594,655,504.80 - Step 6: Final answer
x = 1,468,866,303.60
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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.