Finding the Fourth Proportional to 134,575,393.41, 185,714,208.61 and 72,695,731.97
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Solution
The fourth proportional to 134,575,393.41, 185,714,208.61 and 72,695,731.97 is: 100,320,199.63
Step by Step Solution
- Step 1: Write the proportion equation
134,575,393.41 : 185,714,208.61 = 72,695,731.97 : x - Step 2: Convert to fraction form
134,575,393.41/185,714,208.61 = 72,695,731.97/x - Step 3: Cross multiply
134,575,393.41x = 185,714,208.61 × 72,695,731.97 - Step 4: Simplify right side
134,575,393.41x = 13,500,630,332,415,770 - Step 5: Solve for x
x = 13,500,630,332,415,770/134,575,393.41 - Step 6: Final answer
x = 100,320,199.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.