Finding the Fourth Proportional to 6,768,466,054.74, 9,340,516,961.82 and 4,229,622,248.04
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Solution
The fourth proportional to 6,768,466,054.74, 9,340,516,961.82 and 4,229,622,248.04 is: 5,836,899,827.88
Step by Step Solution
- Step 1: Write the proportion equation
6,768,466,054.74 : 9,340,516,961.82 = 4,229,622,248.04 : x - Step 2: Convert to fraction form
6,768,466,054.74/9,340,516,961.82 = 4,229,622,248.04/x - Step 3: Cross multiply
6,768,466,054.74x = 9,340,516,961.82 × 4,229,622,248.04 - Step 4: Simplify right side
6,768,466,054.74x = 39,506,858,349,908,860,928 - Step 5: Solve for x
x = 39,506,858,349,908,860,928/6,768,466,054.74 - Step 6: Final answer
x = 5,836,899,827.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.