Finding the Fourth Proportional to 4,125,139,709.08, 5,692,693,412.64 and 2,245,559,261.80
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Solution
The fourth proportional to 4,125,139,709.08, 5,692,693,412.64 and 2,245,559,261.80 is: 3,098,872,115.58
Step by Step Solution
- Step 1: Write the proportion equation
4,125,139,709.08 : 5,692,693,412.64 = 2,245,559,261.80 : x - Step 2: Convert to fraction form
4,125,139,709.08/5,692,693,412.64 = 2,245,559,261.80/x - Step 3: Cross multiply
4,125,139,709.08x = 5,692,693,412.64 × 2,245,559,261.80 - Step 4: Simplify right side
4,125,139,709.08x = 12,783,280,417,341,603,840 - Step 5: Solve for x
x = 12,783,280,417,341,603,840/4,125,139,709.08 - Step 6: Final answer
x = 3,098,872,115.58
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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.