Finding the Fourth Proportional to 7,552,273,959.15, 11,326,478,670.60 and 2,239,143,719.93
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Solution
The fourth proportional to 7,552,273,959.15, 11,326,478,670.60 and 2,239,143,719.93 is: 3,358,142,689.38
Step by Step Solution
- Step 1: Write the proportion equation
7,552,273,959.15 : 11,326,478,670.60 = 2,239,143,719.93 : x - Step 2: Convert to fraction form
7,552,273,959.15/11,326,478,670.60 = 2,239,143,719.93/x - Step 3: Cross multiply
7,552,273,959.15x = 11,326,478,670.60 × 2,239,143,719.93 - Step 4: Simplify right side
7,552,273,959.15x = 25,361,613,584,138,457,088 - Step 5: Solve for x
x = 25,361,613,584,138,457,088/7,552,273,959.15 - Step 6: Final answer
x = 3,358,142,689.38
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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.