Finding the Fourth Proportional to 559,872,149.70, 839,808,224.55 and 414,753,327.30
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Solution
The fourth proportional to 559,872,149.70, 839,808,224.55 and 414,753,327.30 is: 622,129,990.95
Step by Step Solution
- Step 1: Write the proportion equation
559,872,149.70 : 839,808,224.55 = 414,753,327.30 : x - Step 2: Convert to fraction form
559,872,149.70/839,808,224.55 = 414,753,327.30/x - Step 3: Cross multiply
559,872,149.70x = 839,808,224.55 × 414,753,327.30 - Step 4: Simplify right side
559,872,149.70x = 348,313,255,426,018,048 - Step 5: Solve for x
x = 348,313,255,426,018,048/559,872,149.70 - Step 6: Final answer
x = 622,129,990.95
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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.