Finding the Fourth Proportional to 307,243,515.06, 460,379,889.63 and 249,453,440.10
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Solution
The fourth proportional to 307,243,515.06, 460,379,889.63 and 249,453,440.10 is: 373,786,073.89
Step by Step Solution
- Step 1: Write the proportion equation
307,243,515.06 : 460,379,889.63 = 249,453,440.10 : x - Step 2: Convert to fraction form
307,243,515.06/460,379,889.63 = 249,453,440.10/x - Step 3: Cross multiply
307,243,515.06x = 460,379,889.63 × 249,453,440.10 - Step 4: Simplify right side
307,243,515.06x = 114,843,347,221,061,808 - Step 5: Solve for x
x = 114,843,347,221,061,808/307,243,515.06 - Step 6: Final answer
x = 373,786,073.89
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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.