Finding the Fourth Proportional to 1,063,134,435.20, 1,594,701,652.80 and 652,860,233.60
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Solution
The fourth proportional to 1,063,134,435.20, 1,594,701,652.80 and 652,860,233.60 is: 979,290,350.40
Step by Step Solution
- Step 1: Write the proportion equation
1,063,134,435.20 : 1,594,701,652.80 = 652,860,233.60 : x - Step 2: Convert to fraction form
1,063,134,435.20/1,594,701,652.80 = 652,860,233.60/x - Step 3: Cross multiply
1,063,134,435.20x = 1,594,701,652.80 × 652,860,233.60 - Step 4: Simplify right side
1,063,134,435.20x = 1,041,117,293,569,314,048 - Step 5: Solve for x
x = 1,041,117,293,569,314,048/1,063,134,435.20 - Step 6: Final answer
x = 979,290,350.40
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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.