Finding the Fourth Proportional to 302,361,069.80, 417,035,504.84 and 228,024,763.47
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Solution
The fourth proportional to 302,361,069.80, 417,035,504.84 and 228,024,763.47 is: 314,506,171.09
Step by Step Solution
- Step 1: Write the proportion equation
302,361,069.80 : 417,035,504.84 = 228,024,763.47 : x - Step 2: Convert to fraction form
302,361,069.80/417,035,504.84 = 228,024,763.47/x - Step 3: Cross multiply
302,361,069.80x = 417,035,504.84 × 228,024,763.47 - Step 4: Simplify right side
302,361,069.80x = 95,094,422,349,733,040 - Step 5: Solve for x
x = 95,094,422,349,733,040/302,361,069.80 - Step 6: Final answer
x = 314,506,171.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.