Home / 118,237,542.60-163,244,585.64-105,826,142.64

Finding the Fourth Proportional to 118,237,542.60, 163,244,585.64 and 105,826,142.64

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Solution

The fourth proportional to 118,237,542.60, 163,244,585.64 and 105,826,142.64 is: 146,108,794.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,237,542.60 : 163,244,585.64 = 105,826,142.64 : x
  2. Step 2: Convert to fraction form
    118,237,542.60/163,244,585.64 = 105,826,142.64/x
  3. Step 3: Cross multiply
    118,237,542.60x = 163,244,585.64 × 105,826,142.64
  4. Step 4: Simplify right side
    118,237,542.60x = 17,275,544,805,146,334
  5. Step 5: Solve for x
    x = 17,275,544,805,146,334/118,237,542.60
  6. Step 6: Final answer
    x = 146,108,794.43

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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.