Finding the Fourth Proportional to 7,552,273,959.90, 11,326,478,671.73 and 2,239,143,720.67
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Solution
The fourth proportional to 7,552,273,959.90, 11,326,478,671.73 and 2,239,143,720.67 is: 3,358,142,690.50
Step by Step Solution
- Step 1: Write the proportion equation
7,552,273,959.90 : 11,326,478,671.73 = 2,239,143,720.67 : x - Step 2: Convert to fraction form
7,552,273,959.90/11,326,478,671.73 = 2,239,143,720.67/x - Step 3: Cross multiply
7,552,273,959.90x = 11,326,478,671.73 × 2,239,143,720.67 - Step 4: Simplify right side
7,552,273,959.90x = 25,361,613,595,127,218,176 - Step 5: Solve for x
x = 25,361,613,595,127,218,176/7,552,273,959.90 - Step 6: Final answer
x = 3,358,142,690.50
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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.