Finding the Fourth Proportional to 176,615,743.68, 243,735,143.04 and 98,303,647.68
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Solution
The fourth proportional to 176,615,743.68, 243,735,143.04 and 98,303,647.68 is: 135,662,048.75
Step by Step Solution
- Step 1: Write the proportion equation
176,615,743.68 : 243,735,143.04 = 98,303,647.68 : x - Step 2: Convert to fraction form
176,615,743.68/243,735,143.04 = 98,303,647.68/x - Step 3: Cross multiply
176,615,743.68x = 243,735,143.04 × 98,303,647.68 - Step 4: Simplify right side
176,615,743.68x = 23,960,053,628,638,564 - Step 5: Solve for x
x = 23,960,053,628,638,564/176,615,743.68 - Step 6: Final answer
x = 135,662,048.75
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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.