Finding the Third Proportional to 249,583,403.25 and 389,484,420.75
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Solution
The third proportional to 249,583,403.25 and 389,484,420.75 is: 607,805,294.87
Step by Step Solution
- Step 1: Write the proportion equation
249,583,403.25 : 389,484,420.75 = 389,484,420.75 : x - Step 2: Convert to fraction form
249,583,403.25/389,484,420.75 = 389,484,420.75/x - Step 3: Cross multiply
249,583,403.25x = 389,484,420.75 × 389,484,420.75 - Step 4: Simplify right side
249,583,403.25x = 151,698,114,006,963,040 - Step 5: Solve for x
x = 151,698,114,006,963,040/249,583,403.25 - Step 6: Final answer
x = 607,805,294.87
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Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.