Finding the Fourth Proportional to 13,308,260,652.42, 19,965,452,472.45 and 4,466,272,840.26
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Solution
The fourth proportional to 13,308,260,652.42, 19,965,452,472.45 and 4,466,272,840.26 is: 6,700,436,702.45
Step by Step Solution
- Step 1: Write the proportion equation
13,308,260,652.42 : 19,965,452,472.45 = 4,466,272,840.26 : x - Step 2: Convert to fraction form
13,308,260,652.42/19,965,452,472.45 = 4,466,272,840.26/x - Step 3: Cross multiply
13,308,260,652.42x = 19,965,452,472.45 × 4,466,272,840.26 - Step 4: Simplify right side
13,308,260,652.42x = 89,171,158,121,205,301,248 - Step 5: Solve for x
x = 89,171,158,121,205,301,248/13,308,260,652.42 - Step 6: Final answer
x = 6,700,436,702.45
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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.