Finding the Fourth Proportional to 916,434,003.84, 1,372,837,011.68 and 801,548,269.44
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Solution
The fourth proportional to 916,434,003.84, 1,372,837,011.68 and 801,548,269.44 is: 1,200,735,815.48
Step by Step Solution
- Step 1: Write the proportion equation
916,434,003.84 : 1,372,837,011.68 = 801,548,269.44 : x - Step 2: Convert to fraction form
916,434,003.84/1,372,837,011.68 = 801,548,269.44/x - Step 3: Cross multiply
916,434,003.84x = 1,372,837,011.68 × 801,548,269.44 - Step 4: Simplify right side
916,434,003.84x = 1,100,395,130,935,285,248 - Step 5: Solve for x
x = 1,100,395,130,935,285,248/916,434,003.84 - Step 6: Final answer
x = 1,200,735,815.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.