Finding the Fourth Proportional to 187,101,090.30, 280,226,482.65 and 118,226,336.70
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Solution
The fourth proportional to 187,101,090.30, 280,226,482.65 and 118,226,336.70 is: 177,070,857.45
Step by Step Solution
- Step 1: Write the proportion equation
187,101,090.30 : 280,226,482.65 = 118,226,336.70 : x - Step 2: Convert to fraction form
187,101,090.30/280,226,482.65 = 118,226,336.70/x - Step 3: Cross multiply
187,101,090.30x = 280,226,482.65 × 118,226,336.70 - Step 4: Simplify right side
187,101,090.30x = 33,130,150,490,035,608 - Step 5: Solve for x
x = 33,130,150,490,035,608/187,101,090.30 - Step 6: Final answer
x = 177,070,857.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.