Finding the Fourth Proportional to 117,851,070.04, 162,619,739.14 and 68,290,543.14
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Solution
The fourth proportional to 117,851,070.04, 162,619,739.14 and 68,290,543.14 is: 94,232,409.66
Step by Step Solution
- Step 1: Write the proportion equation
117,851,070.04 : 162,619,739.14 = 68,290,543.14 : x - Step 2: Convert to fraction form
117,851,070.04/162,619,739.14 = 68,290,543.14/x - Step 3: Cross multiply
117,851,070.04x = 162,619,739.14 × 68,290,543.14 - Step 4: Simplify right side
117,851,070.04x = 11,105,390,311,155,716 - Step 5: Solve for x
x = 11,105,390,311,155,716/117,851,070.04 - Step 6: Final answer
x = 94,232,409.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.