Finding the Fourth Proportional to 713,402,686.23, 1,069,847,289.21 and 246,937,368.75
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Solution
The fourth proportional to 713,402,686.23, 1,069,847,289.21 and 246,937,368.75 is: 370,317,185.04
Step by Step Solution
- Step 1: Write the proportion equation
713,402,686.23 : 1,069,847,289.21 = 246,937,368.75 : x - Step 2: Convert to fraction form
713,402,686.23/1,069,847,289.21 = 246,937,368.75/x - Step 3: Cross multiply
713,402,686.23x = 1,069,847,289.21 × 246,937,368.75 - Step 4: Simplify right side
713,402,686.23x = 264,185,274,561,837,664 - Step 5: Solve for x
x = 264,185,274,561,837,664/713,402,686.23 - Step 6: Final answer
x = 370,317,185.04
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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.