Home / 371,077,530-556,370,629.26-177,018,896.40

Finding the Fourth Proportional to 371,077,530, 556,370,629.26 and 177,018,896.40

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Solution

The fourth proportional to 371,077,530, 556,370,629.26 and 177,018,896.40 is: 265,411,152.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,077,530 : 556,370,629.26 = 177,018,896.40 : x
  2. Step 2: Convert to fraction form
    371,077,530/556,370,629.26 = 177,018,896.40/x
  3. Step 3: Cross multiply
    371,077,530x = 556,370,629.26 × 177,018,896.40
  4. Step 4: Simplify right side
    371,077,530x = 98,488,114,780,978,752
  5. Step 5: Solve for x
    x = 98,488,114,780,978,752/371,077,530
  6. Step 6: Final answer
    x = 265,411,152.17

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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.