Finding the Fourth Proportional to 614,564,380.07, 922,149,223.87 and 286,992,285.28
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Solution
The fourth proportional to 614,564,380.07, 922,149,223.87 and 286,992,285.28 is: 430,629,762.66
Step by Step Solution
- Step 1: Write the proportion equation
614,564,380.07 : 922,149,223.87 = 286,992,285.28 : x - Step 2: Convert to fraction form
614,564,380.07/922,149,223.87 = 286,992,285.28/x - Step 3: Cross multiply
614,564,380.07x = 922,149,223.87 × 286,992,285.28 - Step 4: Simplify right side
614,564,380.07x = 264,649,713,130,334,528 - Step 5: Solve for x
x = 264,649,713,130,334,528/614,564,380.07 - Step 6: Final answer
x = 430,629,762.66
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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.