Finding the Fourth Proportional to 612,641,541.22, 845,450,722.68 and 334,184,303.14
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Solution
The fourth proportional to 612,641,541.22, 845,450,722.68 and 334,184,303.14 is: 461,177,281.64
Step by Step Solution
- Step 1: Write the proportion equation
612,641,541.22 : 845,450,722.68 = 334,184,303.14 : x - Step 2: Convert to fraction form
612,641,541.22/845,450,722.68 = 334,184,303.14/x - Step 3: Cross multiply
612,641,541.22x = 845,450,722.68 × 334,184,303.14 - Step 4: Simplify right side
612,641,541.22x = 282,536,360,598,025,152 - Step 5: Solve for x
x = 282,536,360,598,025,152/612,641,541.22 - Step 6: Final answer
x = 461,177,281.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.