Finding the Fourth Proportional to 559,872,905.20, 782,008,082 and 559,872,905.20
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Solution
The fourth proportional to 559,872,905.20, 782,008,082 and 559,872,905.20 is: 782,008,082
Step by Step Solution
- Step 1: Write the proportion equation
559,872,905.20 : 782,008,082 = 559,872,905.20 : x - Step 2: Convert to fraction form
559,872,905.20/782,008,082 = 559,872,905.20/x - Step 3: Cross multiply
559,872,905.20x = 782,008,082 × 559,872,905.20 - Step 4: Simplify right side
559,872,905.20x = 437,825,136,759,219,840 - Step 5: Solve for x
x = 437,825,136,759,219,840/559,872,905.20 - Step 6: Final answer
x = 782,008,082
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.