Finding the Fourth Proportional to 176,607,762.88, 243,716,283.60 and 98,291,303.84
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Solution
The fourth proportional to 176,607,762.88, 243,716,283.60 and 98,291,303.84 is: 135,640,647.34
Step by Step Solution
- Step 1: Write the proportion equation
176,607,762.88 : 243,716,283.60 = 98,291,303.84 : x - Step 2: Convert to fraction form
176,607,762.88/243,716,283.60 = 98,291,303.84/x - Step 3: Cross multiply
176,607,762.88x = 243,716,283.60 × 98,291,303.84 - Step 4: Simplify right side
176,607,762.88x = 23,955,191,282,083,208 - Step 5: Solve for x
x = 23,955,191,282,083,208/176,607,762.88 - Step 6: Final answer
x = 135,640,647.34
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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.