Finding the Fourth Proportional to 109,403,533.20, 164,113,989.48 and 36,620,698.08
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Solution
The fourth proportional to 109,403,533.20, 164,113,989.48 and 36,620,698.08 is: 54,933,955.82
Step by Step Solution
- Step 1: Write the proportion equation
109,403,533.20 : 164,113,989.48 = 36,620,698.08 : x - Step 2: Convert to fraction form
109,403,533.20/164,113,989.48 = 36,620,698.08/x - Step 3: Cross multiply
109,403,533.20x = 164,113,989.48 × 36,620,698.08 - Step 4: Simplify right side
109,403,533.20x = 6,009,968,859,451,376 - Step 5: Solve for x
x = 6,009,968,859,451,376/109,403,533.20 - Step 6: Final answer
x = 54,933,955.82
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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.