Finding the Fourth Proportional to 149,598,929,281.19, 224,622,310,847.54 and 129,492,713,918.78
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Solution
The fourth proportional to 149,598,929,281.19, 224,622,310,847.54 and 129,492,713,918.78 is: 194,432,893,190.59
Step by Step Solution
- Step 1: Write the proportion equation
149,598,929,281.19 : 224,622,310,847.54 = 129,492,713,918.78 : x - Step 2: Convert to fraction form
149,598,929,281.19/224,622,310,847.54 = 129,492,713,918.78/x - Step 3: Cross multiply
149,598,929,281.19x = 224,622,310,847.54 × 129,492,713,918.78 - Step 4: Simplify right side
149,598,929,281.19x = 29,086,952,638,355,773,325,312 - Step 5: Solve for x
x = 29,086,952,638,355,773,325,312/149,598,929,281.19 - Step 6: Final answer
x = 194,432,893,190.59
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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.