Finding the Fourth Proportional to 651,475,266.40, 977,354,617.20 and 214,701,623.20
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Solution
The fourth proportional to 651,475,266.40, 977,354,617.20 and 214,701,623.20 is: 322,099,139.56
Step by Step Solution
- Step 1: Write the proportion equation
651,475,266.40 : 977,354,617.20 = 214,701,623.20 : x - Step 2: Convert to fraction form
651,475,266.40/977,354,617.20 = 214,701,623.20/x - Step 3: Cross multiply
651,475,266.40x = 977,354,617.20 × 214,701,623.20 - Step 4: Simplify right side
651,475,266.40x = 209,839,622,754,854,624 - Step 5: Solve for x
x = 209,839,622,754,854,624/651,475,266.40 - Step 6: Final answer
x = 322,099,139.56
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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.