Finding the Fourth Proportional to 187,101,051.30, 280,226,424.15 and 118,226,297.70
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Solution
The fourth proportional to 187,101,051.30, 280,226,424.15 and 118,226,297.70 is: 177,070,798.99
Step by Step Solution
- Step 1: Write the proportion equation
187,101,051.30 : 280,226,424.15 = 118,226,297.70 : x - Step 2: Convert to fraction form
187,101,051.30/280,226,424.15 = 118,226,297.70/x - Step 3: Cross multiply
187,101,051.30x = 280,226,424.15 × 118,226,297.70 - Step 4: Simplify right side
187,101,051.30x = 33,130,132,644,964,368 - Step 5: Solve for x
x = 33,130,132,644,964,368/187,101,051.30 - Step 6: Final answer
x = 177,070,798.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.