Finding the Fourth Proportional to 710,473,295.00, 980,403,374.44 and 413,094,439.55
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Solution
The fourth proportional to 710,473,295.00, 980,403,374.44 and 413,094,439.55 is: 570,041,386.99
Step by Step Solution
- Step 1: Write the proportion equation
710,473,295.00 : 980,403,374.44 = 413,094,439.55 : x - Step 2: Convert to fraction form
710,473,295.00/980,403,374.44 = 413,094,439.55/x - Step 3: Cross multiply
710,473,295.00x = 980,403,374.44 × 413,094,439.55 - Step 4: Simplify right side
710,473,295.00x = 404,999,182,499,035,456 - Step 5: Solve for x
x = 404,999,182,499,035,456/710,473,295.00 - Step 6: Final answer
x = 570,041,386.99
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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.