Finding the Fourth Proportional to 272,168,652.30, 408,306,122.55 and 108,378,536.10
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Solution
The fourth proportional to 272,168,652.30, 408,306,122.55 and 108,378,536.10 is: 162,588,966.32
Step by Step Solution
- Step 1: Write the proportion equation
272,168,652.30 : 408,306,122.55 = 108,378,536.10 : x - Step 2: Convert to fraction form
272,168,652.30/408,306,122.55 = 108,378,536.10/x - Step 3: Cross multiply
272,168,652.30x = 408,306,122.55 × 108,378,536.10 - Step 4: Simplify right side
272,168,652.30x = 44,251,619,842,636,200 - Step 5: Solve for x
x = 44,251,619,842,636,200/272,168,652.30 - Step 6: Final answer
x = 162,588,966.32
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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.