Finding the Fourth Proportional to 7,584,516,110.10, 11,376,774,165.15 and 5,504,479,655.70
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Solution
The fourth proportional to 7,584,516,110.10, 11,376,774,165.15 and 5,504,479,655.70 is: 8,256,719,483.55
Step by Step Solution
- Step 1: Write the proportion equation
7,584,516,110.10 : 11,376,774,165.15 = 5,504,479,655.70 : x - Step 2: Convert to fraction form
7,584,516,110.10/11,376,774,165.15 = 5,504,479,655.70/x - Step 3: Cross multiply
7,584,516,110.10x = 11,376,774,165.15 × 5,504,479,655.70 - Step 4: Simplify right side
7,584,516,110.10x = 62,623,221,939,561,521,152 - Step 5: Solve for x
x = 62,623,221,939,561,521,152/7,584,516,110.10 - Step 6: Final answer
x = 8,256,719,483.55
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Double scale
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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.