Finding the Fourth Proportional to 307,038,134.55, 460,764,429.62 and 120,268,911.07
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Solution
The fourth proportional to 307,038,134.55, 460,764,429.62 and 120,268,911.07 is: 180,484,539.13
Step by Step Solution
- Step 1: Write the proportion equation
307,038,134.55 : 460,764,429.62 = 120,268,911.07 : x - Step 2: Convert to fraction form
307,038,134.55/460,764,429.62 = 120,268,911.07/x - Step 3: Cross multiply
307,038,134.55x = 460,764,429.62 × 120,268,911.07 - Step 4: Simplify right side
307,038,134.55x = 55,415,636,210,187,048 - Step 5: Solve for x
x = 55,415,636,210,187,048/307,038,134.55 - Step 6: Final answer
x = 180,484,539.13
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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.