Home / 111,460,326.63-167,124,256.88-42,378,186.92

Finding the Fourth Proportional to 111,460,326.63, 167,124,256.88 and 42,378,186.92

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Solution

The fourth proportional to 111,460,326.63, 167,124,256.88 and 42,378,186.92 is: 63,542,097.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,460,326.63 : 167,124,256.88 = 42,378,186.92 : x
  2. Step 2: Convert to fraction form
    111,460,326.63/167,124,256.88 = 42,378,186.92/x
  3. Step 3: Cross multiply
    111,460,326.63x = 167,124,256.88 × 42,378,186.92
  4. Step 4: Simplify right side
    111,460,326.63x = 7,082,422,995,879,224
  5. Step 5: Solve for x
    x = 7,082,422,995,879,224/111,460,326.63
  6. Step 6: Final answer
    x = 63,542,097.98

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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.