Finding the Fourth Proportional to 2,303,214,536.34, 3,178,426,486.70 and 1,245,939,902.28
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Solution
The fourth proportional to 2,303,214,536.34, 3,178,426,486.70 and 1,245,939,902.28 is: 1,719,391,886.32
Step by Step Solution
- Step 1: Write the proportion equation
2,303,214,536.34 : 3,178,426,486.70 = 1,245,939,902.28 : x - Step 2: Convert to fraction form
2,303,214,536.34/3,178,426,486.70 = 1,245,939,902.28/x - Step 3: Cross multiply
2,303,214,536.34x = 3,178,426,486.70 × 1,245,939,902.28 - Step 4: Simplify right side
2,303,214,536.34x = 3,960,128,386,246,276,096 - Step 5: Solve for x
x = 3,960,128,386,246,276,096/2,303,214,536.34 - Step 6: Final answer
x = 1,719,391,886.32
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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.