Finding the Fourth Proportional to 480,701,403.04, 720,951,212.22 and 135,574,317.40
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Solution
The fourth proportional to 480,701,403.04, 720,951,212.22 and 135,574,317.40 is: 203,333,020.99
Step by Step Solution
- Step 1: Write the proportion equation
480,701,403.04 : 720,951,212.22 = 135,574,317.40 : x - Step 2: Convert to fraction form
480,701,403.04/720,951,212.22 = 135,574,317.40/x - Step 3: Cross multiply
480,701,403.04x = 720,951,212.22 × 135,574,317.40 - Step 4: Simplify right side
480,701,403.04x = 97,742,468,475,429,040 - Step 5: Solve for x
x = 97,742,468,475,429,040/480,701,403.04 - Step 6: Final answer
x = 203,333,020.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.