Finding the Fourth Proportional to 187,101,000.30, 280,226,347.65 and 118,226,246.70
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Solution
The fourth proportional to 187,101,000.30, 280,226,347.65 and 118,226,246.70 is: 177,070,722.53
Step by Step Solution
- Step 1: Write the proportion equation
187,101,000.30 : 280,226,347.65 = 118,226,246.70 : x - Step 2: Convert to fraction form
187,101,000.30/280,226,347.65 = 118,226,246.70/x - Step 3: Cross multiply
187,101,000.30x = 280,226,347.65 × 118,226,246.70 - Step 4: Simplify right side
187,101,000.30x = 33,130,109,309,108,864 - Step 5: Solve for x
x = 33,130,109,309,108,864/187,101,000.30 - Step 6: Final answer
x = 177,070,722.53
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1.5x scale
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.