Finding the Fourth Proportional to 97,395,785.88, 134,410,409.47 and 53,935,721.88
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Solution
The fourth proportional to 97,395,785.88, 134,410,409.47 and 53,935,721.88 is: 74,433,635.88
Step by Step Solution
- Step 1: Write the proportion equation
97,395,785.88 : 134,410,409.47 = 53,935,721.88 : x - Step 2: Convert to fraction form
97,395,785.88/134,410,409.47 = 53,935,721.88/x - Step 3: Cross multiply
97,395,785.88x = 134,410,409.47 × 53,935,721.88 - Step 4: Simplify right side
97,395,785.88x = 7,249,522,462,143,947 - Step 5: Solve for x
x = 7,249,522,462,143,947/97,395,785.88 - Step 6: Final answer
x = 74,433,635.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.