Finding the Fourth Proportional to 2,119,199,037.02, 3,178,832,265.76 and 1,179,768,194.84
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Solution
The fourth proportional to 2,119,199,037.02, 3,178,832,265.76 and 1,179,768,194.84 is: 1,769,671,058.91
Step by Step Solution
- Step 1: Write the proportion equation
2,119,199,037.02 : 3,178,832,265.76 = 1,179,768,194.84 : x - Step 2: Convert to fraction form
2,119,199,037.02/3,178,832,265.76 = 1,179,768,194.84/x - Step 3: Cross multiply
2,119,199,037.02x = 3,178,832,265.76 × 1,179,768,194.84 - Step 4: Simplify right side
2,119,199,037.02x = 3,750,285,203,874,822,144 - Step 5: Solve for x
x = 3,750,285,203,874,822,144/2,119,199,037.02 - Step 6: Final answer
x = 1,769,671,058.91
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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.