Finding the Fourth Proportional to 337,663,124.15, 465,989,674.73 and 186,955,779.09
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Solution
The fourth proportional to 337,663,124.15, 465,989,674.73 and 186,955,779.09 is: 258,007,038.54
Step by Step Solution
- Step 1: Write the proportion equation
337,663,124.15 : 465,989,674.73 = 186,955,779.09 : x - Step 2: Convert to fraction form
337,663,124.15/465,989,674.73 = 186,955,779.09/x - Step 3: Cross multiply
337,663,124.15x = 465,989,674.73 × 186,955,779.09 - Step 4: Simplify right side
337,663,124.15x = 87,119,462,686,108,064 - Step 5: Solve for x
x = 87,119,462,686,108,064/337,663,124.15 - Step 6: Final answer
x = 258,007,038.54
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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.