Finding the Fourth Proportional to 106,291,203.40, 159,184,862.70 and 106,291,203.40
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Solution
The fourth proportional to 106,291,203.40, 159,184,862.70 and 106,291,203.40 is: 159,184,862.70
Step by Step Solution
- Step 1: Write the proportion equation
106,291,203.40 : 159,184,862.70 = 106,291,203.40 : x - Step 2: Convert to fraction form
106,291,203.40/159,184,862.70 = 106,291,203.40/x - Step 3: Cross multiply
106,291,203.40x = 159,184,862.70 × 106,291,203.40 - Step 4: Simplify right side
106,291,203.40x = 16,919,950,619,446,772 - Step 5: Solve for x
x = 16,919,950,619,446,772/106,291,203.40 - Step 6: Final answer
x = 159,184,862.70
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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.