Finding the Fourth Proportional to 430,182,027.36, 645,272,056.80 and 184,379,280.12
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Solution
The fourth proportional to 430,182,027.36, 645,272,056.80 and 184,379,280.12 is: 276,568,498.33
Step by Step Solution
- Step 1: Write the proportion equation
430,182,027.36 : 645,272,056.80 = 184,379,280.12 : x - Step 2: Convert to fraction form
430,182,027.36/645,272,056.80 = 184,379,280.12/x - Step 3: Cross multiply
430,182,027.36x = 645,272,056.80 × 184,379,280.12 - Step 4: Simplify right side
430,182,027.36x = 118,974,797,314,335,744 - Step 5: Solve for x
x = 118,974,797,314,335,744/430,182,027.36 - Step 6: Final answer
x = 276,568,498.33
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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.