Finding the Fourth Proportional to 598,863,122.22, 826,462,838.35 and 360,783,253.08
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Solution
The fourth proportional to 598,863,122.22, 826,462,838.35 and 360,783,253.08 is: 497,900,004.70
Step by Step Solution
- Step 1: Write the proportion equation
598,863,122.22 : 826,462,838.35 = 360,783,253.08 : x - Step 2: Convert to fraction form
598,863,122.22/826,462,838.35 = 360,783,253.08/x - Step 3: Cross multiply
598,863,122.22x = 826,462,838.35 × 360,783,253.08 - Step 4: Simplify right side
598,863,122.22x = 298,173,951,369,643,200 - Step 5: Solve for x
x = 298,173,951,369,643,200/598,863,122.22 - Step 6: Final answer
x = 497,900,004.70
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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.