Finding the Fourth Proportional to 4,547,758,325.12, 6,822,288,216.32 and 1,400,239,251.72
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Solution
The fourth proportional to 4,547,758,325.12, 6,822,288,216.32 and 1,400,239,251.72 is: 2,100,559,234.71
Step by Step Solution
- Step 1: Write the proportion equation
4,547,758,325.12 : 6,822,288,216.32 = 1,400,239,251.72 : x - Step 2: Convert to fraction form
4,547,758,325.12/6,822,288,216.32 = 1,400,239,251.72/x - Step 3: Cross multiply
4,547,758,325.12x = 6,822,288,216.32 × 1,400,239,251.72 - Step 4: Simplify right side
4,547,758,325.12x = 9,552,835,747,038,089,216 - Step 5: Solve for x
x = 9,552,835,747,038,089,216/4,547,758,325.12 - Step 6: Final answer
x = 2,100,559,234.71
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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.