Finding the Fourth Proportional to 558,415,101.60, 837,622,652.40 and 149,471,252.10
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Solution
The fourth proportional to 558,415,101.60, 837,622,652.40 and 149,471,252.10 is: 224,206,878.15
Step by Step Solution
- Step 1: Write the proportion equation
558,415,101.60 : 837,622,652.40 = 149,471,252.10 : x - Step 2: Convert to fraction form
558,415,101.60/837,622,652.40 = 149,471,252.10/x - Step 3: Cross multiply
558,415,101.60x = 837,622,652.40 × 149,471,252.10 - Step 4: Simplify right side
558,415,101.60x = 125,200,506,641,551,056 - Step 5: Solve for x
x = 125,200,506,641,551,056/558,415,101.60 - Step 6: Final answer
x = 224,206,878.15
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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.