Finding the Fourth Proportional to 2,624,673,931.20, 3,937,010,896.80 and 2,425,135,550.40
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Solution
The fourth proportional to 2,624,673,931.20, 3,937,010,896.80 and 2,425,135,550.40 is: 3,637,703,325.60
Step by Step Solution
- Step 1: Write the proportion equation
2,624,673,931.20 : 3,937,010,896.80 = 2,425,135,550.40 : x - Step 2: Convert to fraction form
2,624,673,931.20/3,937,010,896.80 = 2,425,135,550.40/x - Step 3: Cross multiply
2,624,673,931.20x = 3,937,010,896.80 × 2,425,135,550.40 - Step 4: Simplify right side
2,624,673,931.20x = 9,547,785,088,141,867,008 - Step 5: Solve for x
x = 9,547,785,088,141,867,008/2,624,673,931.20 - Step 6: Final answer
x = 3,637,703,325.60
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1.5x scale
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.