Home / 111,132,341.80-166,698,512.70-104,896,767.40

Finding the Fourth Proportional to 111,132,341.80, 166,698,512.70 and 104,896,767.40

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Solution

The fourth proportional to 111,132,341.80, 166,698,512.70 and 104,896,767.40 is: 157,345,151.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,132,341.80 : 166,698,512.70 = 104,896,767.40 : x
  2. Step 2: Convert to fraction form
    111,132,341.80/166,698,512.70 = 104,896,767.40/x
  3. Step 3: Cross multiply
    111,132,341.80x = 166,698,512.70 × 104,896,767.40
  4. Step 4: Simplify right side
    111,132,341.80x = 17,486,135,112,617,846
  5. Step 5: Solve for x
    x = 17,486,135,112,617,846/111,132,341.80
  6. Step 6: Final answer
    x = 157,345,151.10

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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.