Finding the Fourth Proportional to 229,598,214.81, 316,831,882.93 and 130,465,203.58
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Solution
The fourth proportional to 229,598,214.81, 316,831,882.93 and 130,465,203.58 is: 180,034,222.57
Step by Step Solution
- Step 1: Write the proportion equation
229,598,214.81 : 316,831,882.93 = 130,465,203.58 : x - Step 2: Convert to fraction form
229,598,214.81/316,831,882.93 = 130,465,203.58/x - Step 3: Cross multiply
229,598,214.81x = 316,831,882.93 × 130,465,203.58 - Step 4: Simplify right side
229,598,214.81x = 41,335,536,107,097,176 - Step 5: Solve for x
x = 41,335,536,107,097,176/229,598,214.81 - Step 6: Final answer
x = 180,034,222.57
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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.