Finding the Fourth Proportional to 180,523,278.12, 249,119,567.64 and 102,204,796.08
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Solution
The fourth proportional to 180,523,278.12, 249,119,567.64 and 102,204,796.08 is: 141,041,171.40
Step by Step Solution
- Step 1: Write the proportion equation
180,523,278.12 : 249,119,567.64 = 102,204,796.08 : x - Step 2: Convert to fraction form
180,523,278.12/249,119,567.64 = 102,204,796.08/x - Step 3: Cross multiply
180,523,278.12x = 249,119,567.64 × 102,204,796.08 - Step 4: Simplify right side
180,523,278.12x = 25,461,214,610,183,964 - Step 5: Solve for x
x = 25,461,214,610,183,964/180,523,278.12 - Step 6: Final answer
x = 141,041,171.40
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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.