Finding the Fourth Proportional to 511,934,637.00, 706,268,779.04 and 297,316,745.71
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Solution
The fourth proportional to 511,934,637.00, 706,268,779.04 and 297,316,745.71 is: 410,180,362.49
Step by Step Solution
- Step 1: Write the proportion equation
511,934,637.00 : 706,268,779.04 = 297,316,745.71 : x - Step 2: Convert to fraction form
511,934,637.00/706,268,779.04 = 297,316,745.71/x - Step 3: Cross multiply
511,934,637.00x = 706,268,779.04 × 297,316,745.71 - Step 4: Simplify right side
511,934,637.00x = 209,985,534,979,725,472 - Step 5: Solve for x
x = 209,985,534,979,725,472/511,934,637.00 - Step 6: Final answer
x = 410,180,362.49
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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.