Finding the Fourth Proportional to 156,690,410.60, 219,593,323 and 156,690,410.60
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Solution
The fourth proportional to 156,690,410.60, 219,593,323 and 156,690,410.60 is: 219,593,323
Step by Step Solution
- Step 1: Write the proportion equation
156,690,410.60 : 219,593,323 = 156,690,410.60 : x - Step 2: Convert to fraction form
156,690,410.60/219,593,323 = 156,690,410.60/x - Step 3: Cross multiply
156,690,410.60x = 219,593,323 × 156,690,410.60 - Step 4: Simplify right side
156,690,410.60x = 34,408,167,945,888,424 - Step 5: Solve for x
x = 34,408,167,945,888,424/156,690,410.60 - Step 6: Final answer
x = 219,593,323
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.